BMC Plant Biol February 2018 PMID 29402224

The optimal CO concentrations for the growth of three perennial grass species.

Yunpu Zheng, Fei Li, Lihua Hao, Arshad Ali Shedayi, Lili Guo, Chao Ma, Bingru Huang, Ming Xu

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Mentions

124
Peak: 28 in Jan 2022
across 4 sources since Oct 2020

Extended reach

202,458
potential audience

Total likes

1,554

Video views

40,323

Mentions per month

Oct 2020 – Oct 2025

Where it's discussed

  • X / Twitter118 posts
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  • News2 articles

AI synopsis

What people are saying

The discussions reflect a balanced curiosity and support for scientific findings, with participants citing specific threshold levels such as 900 ppm being optimal for crop growth, emphasizing a view that increased CO₂ can enhance plant biomass. Words like 'optimal,' 'beneficial,' and references to greenhouse techniques highlight a tone of scientific inquiry and potential environmental optimism, though some debates about implications for climate change suggest cautious consideration.

AgreementModerate agreement

Most discussions acknowledge the findings of the publication, recognizing that optimal CO₂ levels for plant growth are around 900-1200 ppm, with many supporting the idea that higher CO₂ levels can benefit plant biomass.

InterestHigh interest

The discussions demonstrate high interest, with many participants referencing specific studies, optimal ranges, and implications for agriculture and climate; the tone shows curiosity and engagement with the scientific data.

EngagementModerate engagement

Participants actively interpret research results, debate optimal levels, and consider ecological and practical consequences, indicating moderate to deep engagement.

ImpactModerate impact

The discussions may influence perceptions on climate and plant productivity, especially considering references to greenhouse practices and ecosystem effects, though the immediate practical impact on policy remains limited.

Abstract in brief

  • The study explored how different levels of atmospheric CO₂ impact the growth of three perennial grass species—tall fescue, perennial ryegrass, and Kentucky bluegrass—finding that each has a specific optimal CO₂ concentration where growth is maximized, but growth declines when CO₂ exceeds this level.
  • Initially, increased CO₂ enhances plant biomass through a fertilization effect, but this benefit diminishes sharply past the optimal CO₂ concentration, especially for tall fescue, which loses its growth advantage earlier than the other species.
  • The decline in growth at high CO₂ levels is linked to changes in photosynthesis processes, stomatal conductance, and nitrogen availability, indicating that overly high atmospheric CO₂ may limit grassland productivity and complicate climate change predictions.]

Top posts

Most liked on X and Bluesky
Sgt K 'Charge Your Paddles' Onyx
@SgtKOnyx · X

@RealPotatus @wittwer_paul @ChrisMartzWX There's copious studies done and greenhouses regularly run 1000+ Here's one I found at random, 3 different grasses grew the most at ~900ppm https://t.co/4kpIQM7HKG

Oct 4, 2025 · 15 likes · 1,200 followers View post →
POLITIK SPEZIAL
@politikspezial · X

#CO2 „verschmutzt“ nicht die Biosphäre, sondern ist für Pflanzen genauso wichtig wie für Mensch und Tier der Sauerstoff. Gute Bedingungen haben viele Pflanzen erst ab einer Konzentration von ca. 300ppm. @kutschera_u https://t.co/PgCCis1zV6 https://t.co/36fiywdkGH

Oct 6, 2023 · 8 likes · 1 share · 11,142 followers View post →
Steven M. Belknap, MD PGY43
@StevenMBelknap · X

@warwick512 @ravenkeeferNA @TonyClimate @UNEP @SabinCenter Now you’re just making stuff up. Optimal CO2 for grasses is twice the current CO2. Higher carbon dioxide levels and more irrigated pasture will give us more grass and help feed all the cattle that the growing population of carnivores will require. https://t.co/FBlvF9wZIv https://t.co/zT1IJgQVyx

Aug 20, 2023 · 8 likes · 1 share · 2,294 followers View post →
Harm Van Der Horst
@HorstvdHarm · X

@LobservateurLi2 @LucileFievet <200 ppm pas bon 800-1200 ppm optimum >2000 ppm pas bon. Ci dessous comment les prairies sont plus productif. Ces mêmes prairies qui ont co-évolué avec des milliards de ruminants....bien avant homo-sapiens. Quand c'est pas vert->c'est mort https://t.co/n5pmdnLIdS

Jul 11, 2023 · 5 likes · 2 shares · 149 followers View post →
Toad Qui Est Mutant
@mutanttoad · X

@NyaPfanner Optimal CO2 level around 950 https://t.co/X4ixAWz70b

Aug 15, 2024 · 4 likes · 3,893 followers View post →
Marlene
@MarleneGerrits · X

NLP deskundige Igor van Kaam analyseert #KlausSchwab van #WEF Aanrader!! https://t.co/h0VtjGYZDw https://t.co/pBcpy40Sf2

Jan 28, 2022 · 3 likes · 2 shares · 465 followers View post →

All mentions

Sgt K 'Charge Your Paddles' Onyx
@SgtKOnyx · X

@RealPotatus @wittwer_paul @ChrisMartzWX There's copious studies done and greenhouses regularly run 1000+ Here's one I found at random, 3 different grasses grew the most at ~900ppm https://t.co/4kpIQM7HKG

Oct 4, 2025 · 15 likes · 1,200 followers View post →
NathanJT
@NathanJT · X

@latimeralder In some plants for financial gain, yes. However in other non-food crop plants it can screw up the Calvin cycle and thus the overall ecosystem: https://t.co/f3wAcbHlYl

Jul 30, 2025 · 45 followers View post →
Just A Kid From Pittsburgh
@justakidfrompgh · X

@silence4453 @Arbitrash14 @PeterDClack Try this study ... https://t.co/dmVyURplPJ

Mar 16, 2025 · 253 followers View post →
Barbara
@bumblebugz41 · X

RT @APLSceptic: @wideawake_media Alarmist Psuedoscience: "We're pumping CO2 into the atmosphere, which is heating the planet to unliveable…

Jan 22, 2025 · 1 share · 4,243 followers View post →
A Very Concerned Citizen
@APLSceptic · X

@wideawake_media Alarmist Psuedoscience: "We're pumping CO2 into the atmosphere, which is heating the planet to unliveable temperatures... There will be massive crop failure." Empirical Science: CO2 thermally saturates at ~ 100ppm. https://t.co/lqBtPuhFFD Plant Growth https://t.co/RicM8kvIGJ https://t.co/XLzZ6U8IRo

Jan 22, 2025 · 2 likes · 1 share · 771 followers View post →
Geoff Stanley. 05/03/61 #TakeoutTheTyrants!
@GeoffStanley17 · X

@NarrowboatSoph CO2 levels Globally and Hemispherically Fluctuate like the weather currently estimated at 0.04% up from apx 0.03% over last 5 Years, the Optimal level for growth (In ALL Life) would be around 0.05%? There are many Peer Reviewed and Published articles eg: https://t.co/eXKgyez87w

Dec 15, 2024 · 849 followers View post →
Perceptive Pete
@Perceptive41442 · X

@FillmoreWhite @UkPolitoons @PeterDClack @GretaThunberg @Ed_Miliband I've studied it more than you apparently. Stop being ridiculous and making up spurious claims that your data doesn't support. https://t.co/j2jeIUKgIT

Dec 8, 2024 · 77 followers View post →
JRoach
@JRoach17S · X

RT @WernerReinhard5: @elonmusk @Rothmus I hate to disagree, but, that's incorrect. https://t.co/3296PicXHk & https://t.co/Mhjnp5LtJn & http…

Nov 29, 2024 · 1 share · 2,222 followers View post →
Muppet
@AdaMuppet · X

@TAFEeducation https://t.co/cfejh0X7O6

Nov 24, 2024 · 604 followers View post →
Timothy J Dunkerton
@tim_dunkerton · X

RT @SteveWMorrissey: @CO2Coalition What the optimal CO2 level should be is a good question. An optimal concentration for grass growth seem…

Nov 19, 2024 · 2 shares · 1,979 followers View post →
Camburn Shephard
@Camburnclimate · X

RT @SteveWMorrissey: @CO2Coalition What the optimal CO2 level should be is a good question. An optimal concentration for grass growth seem…

Nov 19, 2024 · 2 shares · 1,959 followers View post →
Steve Morrissey
@SteveWMorrissey · X

@CO2Coalition What the optimal CO2 level should be is a good question. An optimal concentration for grass growth seems to be over 900 ppm. https://t.co/s5j1xDgPWp

Nov 18, 2024 · 2 likes · 2 shares · 30 followers View post →
Toad Qui Est Mutant
@mutanttoad · X

@NyaPfanner Optimal CO2 level around 950 https://t.co/X4ixAWz70b

Aug 15, 2024 · 4 likes · 3,893 followers View post →
Werner Wolfgang Reinhardt
@WernerReinhard5 · X

@elonmusk @Rothmus I hate to disagree, but, that's incorrect. https://t.co/3296PicXHk & https://t.co/Mhjnp5LtJn & https://t.co/bJzGxqo62a & https://t.co/BCrRnvuoGd & 1,200 to 1,500 is considered optimal for life on

Aug 13, 2024 · 1 like · 1 share · 2,641 followers View post →
JustAnotherRobot
@ShorterboyMs · X

@SamDunn93 @newscientist so genius how much CO2 is required for optimal growth of rain-forest flora.. also at what level does the lack of CO2 kill rain-forest flora, here is grass to help you get started https://t.co/lt9KDS4P93

Jul 17, 2024 · 389 followers View post →
skeptical american
@skepticalone44 · X

@Kentrel55676861 @episkbo @CharDindunuffin @lporiginalg https://t.co/CbqkUyCaxw

Jun 19, 2024 · 259 followers View post →
donblub2
@donblub2 · X

@BuergerunNormal @lange_tobias_hh hier wurden nur 3 gräser getestet. aber alle drei brauchen mindestens das doppelte and co2 für idealen wachstum. für die doofen hier, wenn man also mehr co2 hat, wachsen pflanzen besser, heist verbrauchen mehr. die natur wird das schon ausgleichen! https://t.co/VnQp2rou8z https://t.co/xnU85EGUoX

May 21, 2024 · 107 followers View post →
Raven9
@Raven9_v04 · X

@PersimmonHunter @wideawake_media This study using different species of grass was performed in NJ USA. https://t.co/sPTmVsLfpi

May 16, 2024 · 1 like · 387 followers View post →
Espen Gaarder Haug
@EGHaug · X

"CO2 fertilization effect" "We found that the optimal CO2 concentrations occurred at 945, 915, and 1151 ppm for the aboveground biomass of tall fescue, perennial ryegrass, and Kentucky bluegrass" https://t.co/VdNuy3sJ03

May 10, 2024 · 2 likes · 7,156 followers View post →
Glen Waldrop
@0ldmanGlen · X

@Teoli2003 @IngersolRobert @Anothergreen @RARohde https://t.co/YUVD4yf9DR

Apr 20, 2024 · 1,720 followers View post →
Reel_Sober
@reel_sober · X

@ECOWARRIORSS https://t.co/DKpRh3XjSc

Apr 7, 2024 · 1,698 followers View post →
Magnus Flatus
@MagnusFlatus · X

@Magnus_Veritas @nioplugxpev @bennyjohnson The amount of optimal CO2 is different for every type of plants but this paper recommends 945, 915 and 1151 for the 3 types of plants they tested, so more or less 1000ppm on average. https://t.co/TYlaDF82ar

Mar 30, 2024 · 1 like · 2,410 followers View post →
Lecturer
@lecturering · X

@sarthakgh Carbon emissions don't matter. When CO2 hit 400ppm, most of its climatic effects were done already because they decrease exponentially. More CO2 now means better farming because it's a natural fertilizer. Optimal for plants is about 900-1200ppm. https://t.co/hu2te6kTdZ

Jan 29, 2024 · 429 followers View post →
Erick
@Erickschultz11 · X

@haley_ps @RpsAgainstTrump here are a list of references: Evidence of the past 500 Millions years of CO2: https://t.co/19Zs0LGtKQ Evidence of Current Levels being 400: https://t.co/GSDEFvBBOL Evidence of Optimum Levels: https://t.co/eCdSMBTpv2… Evidence of Plant Death at low levels:

Dec 14, 2023 · 3,992 followers View post →
Jamie
@OzzyMadInventor · X

@donkzilla @Samsonk26228008 @latimeralder And here’s my source https://t.co/KrUfdJi5WA

Dec 14, 2023 · 74 followers View post →
JustAnotherRobot
@ShorterboyMs · X

@Nigel33772714 @R1c24rd @luisbaram grass CO2 requirements https://t.co/xq76xTQ949

Dec 6, 2023 · 389 followers View post →
Erick
@Erickschultz11 · X

@Thorsstone @krassenstein Evidence of Plant Death at low levels: https://t.co/v7h5RwEPCT Evidence of Optimum Levels: https://t.co/eCdSMBTpv2 Evidence of Current Levels being 400: https://t.co/I2BAolFGoA Evidence of the past 500 Millions years of CO2: https://t.co/19Zs0LGtKQ https://t.co/fzTH0Po2aM

Dec 3, 2023 · 3,992 followers View post →
Die Kindliche Kaiserin
@Yors_Minroud · X

RT @politikspezial: #CO2 „verschmutzt“ nicht die Biosphäre, sondern ist für Pflanzen genauso wichtig wie für Mensch und Tier der Sauerstoff…

Oct 7, 2023 · 1 share · 1,877 followers View post →
POLITIK SPEZIAL
@politikspezial · X

#CO2 „verschmutzt“ nicht die Biosphäre, sondern ist für Pflanzen genauso wichtig wie für Mensch und Tier der Sauerstoff. Gute Bedingungen haben viele Pflanzen erst ab einer Konzentration von ca. 300ppm. @kutschera_u https://t.co/PgCCis1zV6 https://t.co/36fiywdkGH

Oct 6, 2023 · 8 likes · 1 share · 11,142 followers View post →
POLITIK SPEZIAL
@politikspezial · X

#CO2 „verschmutzt“ nicht die Biosphäre, sondern ist für Pflanzen genauso wichtig zum Überleben wie für Mensch und Tier der Sauerstoff. Gute Bedingungen haben viele Pflanzen erst ab einer Konzentration vonca. 300ppm. @kutschera_u https://t.co/PgCCis1zV6 https://t.co/36fiywdkGH

Oct 6, 2023 · 11,142 followers View post →
Funky Koval
@funky_kova7 · X

@RozekTom @Nature A bez CO2 fotosynteza będzie działać ? Aktualne stężenie CO2 to 400 ppm. Optymalny poziom dla roślin to 1000 ppm. https://t.co/6eyC4bJSEj

Aug 25, 2023 · 1 like · 34 followers View post →
ProLibertateSemper
@SwissLiberty · X

RT @StevenMBelknap: @warwick512 @ravenkeeferNA @TonyClimate @UNEP @SabinCenter Now you’re just making stuff up. Optimal CO2 for grasses is…

Aug 21, 2023 · 1 share · 388 followers View post →
Steven M. Belknap, MD PGY43
@StevenMBelknap · X

@warwick512 @ravenkeeferNA @TonyClimate @UNEP @SabinCenter Now you’re just making stuff up. Optimal CO2 for grasses is twice the current CO2. Higher carbon dioxide levels and more irrigated pasture will give us more grass and help feed all the cattle that the growing population of carnivores will require. https://t.co/FBlvF9wZIv https://t.co/zT1IJgQVyx

Aug 20, 2023 · 8 likes · 1 share · 2,294 followers View post →
Harm Van Der Horst
@HorstvdHarm · X

@Gregdt1 @Climeworks what a waste of money, manpower, engineering and natural ressources that thing is. Did you folks actually know that plants have little air inlets called stomata through which CO2 is captured? And the more CO2 enters, the more sugar is produced? https://t.co/n5pmdnMg3q

Aug 10, 2023 · 149 followers View post →
Gyro
@Gyro888Gyro · X

@fabiominelli @babyspettri @durezzadelviver Per le piante in realtà la concentrazione ideale di C0₂ sembrerebbe essere maggiore di quella attuale. https://t.co/TgzrgqpojE https://t.co/y9GbZKTi5C

Jul 23, 2023 · 81 followers View post →
Braidz
@BraidzMCau · X

@LGillon2 @factsoveragenda @wideawake_media @MePeterNicholls Your link isn't the counter argument you think it is. It actually reinforces the idea. Also https://t.co/in0jCmieUz

Jul 17, 2023 · 74 followers View post →
Harm Van Der Horst
@HorstvdHarm · X

@SergeZaka @cassouman40 https://t.co/n5pmdnLIdS

Jul 15, 2023 · 149 followers View post →
Harm Van Der Horst
@HorstvdHarm · X

@RARohde @Gregdt1 https://t.co/n5pmdnLIdS

Jul 15, 2023 · 149 followers View post →
Fce-and-co
@fceandco · X

RT @HorstvdHarm: @LobservateurLi2 @LucileFievet <200 ppm pas bon 800-1200 ppm optimum >2000 ppm pas bon. Ci dessous comment les prairies so…

Jul 11, 2023 · 2 shares · 1,100 followers View post →
Harm Van Der Horst
@HorstvdHarm · X

@LobservateurLi2 @LucileFievet <200 ppm pas bon 800-1200 ppm optimum >2000 ppm pas bon. Ci dessous comment les prairies sont plus productif. Ces mêmes prairies qui ont co-évolué avec des milliards de ruminants....bien avant homo-sapiens. Quand c'est pas vert->c'est mort https://t.co/n5pmdnLIdS

Jul 11, 2023 · 5 likes · 2 shares · 149 followers View post →
Harm Van Der Horst
@HorstvdHarm · X

@Gregdt1 @lemondefr Pourriez vous m'expliquer, d'un point de vue évolutionnaire, pourquoi beaucoup de plantes terrestres ont co-existé avec des ruminants (en nombre de milliards d'individus) et en produisant d'avantage de biomasse a des taux de CO2 de 800-1200 ppm? https://t.co/n5pmdnLIdS

Jul 11, 2023 · 149 followers View post →
Harm Van Der Horst
@HorstvdHarm · X

@Francz20 https://t.co/n5pmdnLIdS

Jun 29, 2023 · 149 followers View post →
Harm Van Der Horst
@HorstvdHarm · X

Les écosystèmes de prairies permanents parsemé de forets sont les systèmes ou la photosynthèse est maximalisé combiné a des taux de CO2 entre 800 et 1200 ppm. Ces systèmes existent depuis des millions d'années. https://t.co/n5pmdnLIdS

Jun 26, 2023 · 149 followers View post →
How we think
@Howwethink2 · X

@DavidMo66984563 @Jellyandbeany @CO2Coalition Note in the 1st link of this paper further down while there is less in the roots, there is more in the leaves. Other studies show benefits are species dependant. https://t.co/m1Uel7WI25 The 1st link on the bean data shows higher levels in some areas. Wider analysis better. https://t.co/W0eZnluqwn

Jun 21, 2023 · 227 followers View post →
Collin Youn Lee
@CollinYounL · X

@daisymccrackin You can check NASA’s website for the CO2 ppm data here’s a link to a study on CO2 concentrations and their impact on a variety of vegetation. You’re touting a narrative that has yet to successfully predict anything. https://t.co/SMh8ZzIvy7

May 20, 2023 · 53 followers View post →
Lesser Megadeath
@LesserMegadeath · X

@latimeralder @bobwilliams208 but for anyone who will engage in the data...https://t.co/DfRX0lCC17

Apr 22, 2023 · 529 followers View post →
Little dog
@User00038149 · X

The Co2 level is 400ppm if it drops below 200ppm plants will die. Kentucky bluegrass grows 75% faster when the CO2 increased from 400 ppm to 1000 ppm If a plant grows 75% faster the Co2 level drops faster. https://t.co/IMUQ0YM9R1 https://t.co/hLqqq8sPuW

Apr 16, 2023 · 1 like · 503 followers View post →
formerlyknownasdingobaby✡️
@dingobabyboy · X

@danwgrace @RogerHallamCS21 https://t.co/pBPGQJL2FH

Apr 13, 2023 · 345 followers View post →
formerlyknownasdingobaby✡️
@dingobabyboy · X

@alan2102z @RogerHallamCS21 https://t.co/pBPGQJKuQ9

Apr 13, 2023 · 345 followers View post →
Climate Change Dummies
@climate_fact · X

RT @aaron_magro: You're being lied to about everything. Yes. Everything. We need more C02, not less. https://t.co/EqkiFhSWtk #ClimateScam…

Apr 11, 2023 · 1 share · 3,129 followers View post →
Aaron Magro
@aaron_magro · X

You're being lied to about everything. Yes. Everything. We need more C02, not less. https://t.co/EqkiFhSWtk #ClimateScam #ClimateEmergency #ClimateAction #ClimateJustice #ClimateCrisis #ClimateSmartUP https://t.co/xVG9RMhw8p https://t.co/nXR6ZMVDNu

Apr 11, 2023 · 1 share · 704 followers View post →
Aaron Magro
@aaron_magro · X

@MattWin17 @TheFlatEartherr Wait until you realize greenhouse gasses (C02) is used to enhance plant growth and fruit bearing. We're fucking being lied to about everything. https://t.co/EqkiFhSWtk https://t.co/WjO20tP0Fm

Apr 11, 2023 · 704 followers View post →
Cardinal Art
@cardinalart · X

@bmdaype @IAmKarissaNoel @PamKeithFL Yes plants can change their growth cycles based on CO2, but too much CO2 is not good for them either. https://t.co/elVYaDtOCC

Nov 12, 2022 · 1,512 followers View post →
"Samuli Glöersen"
@SamuliGloersen · X

@JarnoEhrola @pbyrokraatti https://t.co/uSJGgUqTRJ

Oct 26, 2022 · 1,631 followers View post →
Braidz
@BraidzMCau · X

@DrHeathen @Justinsteer3 @JaneCaro Ill start with this and we can go from here https://t.co/in0jCmieUz

Oct 24, 2022 · 74 followers View post →
Dave Walker
@DaveWalker57 · X

@banks1645 @tcunderdahl @POTUS https://t.co/sWmI1d1BTT

Oct 20, 2022 · 1 like · 904 followers View post →
Periodic Audio: Mobile First Hi-Fi
@periodicaudio · X

@Bazthebemused @RohanEarth @Rebecca74083947 @JunkScience Better crops for people: https://t.co/TcfB9rMEpF More grasslands: https://t.co/Imm1vMysJe Win-win.

Oct 18, 2022 · 1,813 followers View post →
Brian Murphy
@BrianMu85502667 · X

@SomeRandoHuman @Al_Terego45 @US_OGA That’s B.s.. again the muppet is misinformed. https://t.co/9N0BUMgsIi

Oct 15, 2022 · 23 followers View post →
stuart brainerd
@stuartbrainerd · X

@pclarkins @paulalexlewis @MaximeBernier Here is a relevant article on the subject. https://t.co/9JUy6HBGHm They found that CO2 levels close to 1,000 ppm is optimal for certain species of plants. Higher CO2 levels also help plants survive drought conditions.

Oct 9, 2022 · 1 like · 444 followers View post →
Inexplicable Will (I probably won't like you)
@InexplicableWil · X

@CyfraithEcocide @AlexEpstein @LoisPerry26 @Iromg @10DowningStreet https://t.co/GN8td1iMaq

Oct 3, 2022 · 1 like · 416 followers View post →
FactChecker, Ph.D.
@Faktantarkast10 · X

@ALefty123 @Andrewemcameron @benmooreau @JackJsherebkin @ZombiePiano @insane_voice @Wallisbadgerson @WeRone777 @StarLost_1701 @talipes @Roadshow11235 @FChecker76 @Robin_Hagues @Veritatem2021 @Ecotainment_YT @ozzorro1 @goingglocal @Stephen90045069 @aSinister @AndryGiles @AlexVickeryHowe @JohannesTuyl @JJJungleJim @mac_an_ghoill @MikeDel21893959 @DocSnow1 @ejwwest @glinch72 @realJohnJHoward @Spencerfletch0 @USNA_73 @peblackstock @BernaB_2013 @markinkorea @cbeckj @Frankd06830 @LesterDent @Lo_VVriter @toddynd @Alfred_StatesX @BarnhartDooie @RstrixxX @berry_hardman @FLastrade @njbtweet @Ceist8 @SageThinker99 @ronkonoma @choosefreedomf1 @IceAge2150 https://t.co/Q9iAcd6ExN

Oct 3, 2022 · 4,810 followers View post →
Paul James Taylor
@mrpjtay · X

@wyldcdn This paper analyzes three grasses around today, that grow better at 900-1100 ppm. Moreover, greenhouses actually use CO2 concentrators. I don’t think they are growing plants that are extinct today.

Oct 2, 2022 · 414 followers View post →
coronaexposed
@coronaexposed1 · X

@harryhol Nog 2 kijken en ieder normaal mens is genezen van het Swab virus. https://t.co/sqzdXI7IwB

Sep 26, 2022 · 1,632 followers View post →
coronaexposed
@coronaexposed1 · X

@ArchibaldH11 @PvanHouwelingen Nog 2 kijken en je bent genezen van het Swab virus. 1) https://t.co/sqzdXI7IwB

Sep 24, 2022 · 2 likes · 1,632 followers View post →
R.P.Berkhout
@RPBerkhout · X

RT @coronaexposed1: Swab, en het WEF, de sekteleider voor onze bewindslieden. https://t.co/sqzdXI8gm9

Sep 23, 2022 · 1 share · 6,062 followers View post →
coronaexposed
@coronaexposed1 · X

Swab, en het WEF, de sekteleider voor onze bewindslieden. https://t.co/sqzdXI8gm9

Sep 23, 2022 · 1 like · 1 share · 1,632 followers View post →
Ruth
@RuthCatrin1 · X

@BlasphemousBan1 @nycexpatmom @gov_fails I understand that. You can see the trend upward here: https://t.co/CNybtouf7D Turns out that plants kinda like it too: https://t.co/886LX4NFpo

Sep 5, 2022 · 41 followers View post →
MrKW
@4MrKW · X

Xu [23] examined the optimal atmospheric CO2 concentration of the CO2 fertilization effect on the growth of winter wheat and found that the optimal atmospheric CO2 concentration was 894 and 968 ppm for total biomass and leaf photosynthesis... https://t.co/yysoMivXgo

Aug 23, 2022 · 168 followers View post →
Ali-Pan
@alison_pannell · X

@tachyonspeed55 @ians_robots @SuzanneEvans1 https://t.co/sEi6J6F7SF Above link is regarding plants in greenhouses so that it is just the CO2 levels are varied. When other variables are introduced, different results will obviously be seen. Below further experiments in variety of conditions https://t.co/ZtXXuSjHS7

Aug 19, 2022 · 1,646 followers View post →
Koczis
@Koczis1965 · X

@pirogenes @Jacpoludek @sjastrzebowski I tu masz jeszcze jeden artykuł. Dla tej wrażliwej odmiany musimy podwoić dzisiejsze stężenie CO2 po to by uzyskać optimum fotosyntezy. https://t.co/bQaQLMloC3

Jul 12, 2022 · 30 followers View post →
BeSteveL
@BrknMan · X

@IcnirpMick @DTGvmd @Dave99202115 @Tcaddy5 @ianbrow97534170 @mike_maric @KeillerDon @Barrtecforever @johnson_wrjohn1 @freddie07068768 @hunter_addams @chimera414 @drochir_thonnuk @swcrisis @nikkiboy180 @DanCady @IngersolRobert @DrDMurray1 @JsharkJill @Carlos_S01 @WayneAllanH @footofwrath @dick_zinno @insane_voice @OffGridTech_net @markp1950 @Royalacresrod @DawnTJ90 @BobANDE42235496 @plindseyusa @textranquilo @DickMackintosh @WinWithScience @douglasritz @cydney0071 @IanDJbrown2 @MarionMartin199 @riskparty63 @EDavidAn @Paul204731131 @drolkrad_ehT @MartinBrampton @weberj502 @JimTheSSR @OldGrump9 @cjtjgeol @moonrakin @Anna98831 @sueytonius @spock627corfu Three grasses tested, all had optimal growth below 1200ppm and showed diminishing benefits as CO2 rose. https://t.co/rypiOjNJaq https://t.co/tL5N66hTOi

Mar 17, 2022 · 1 like · 4,640 followers View post →
shike
@shike_jebu · X

Analyse van Claus Schwab en het WEF. Anti fascisme of juist het tegenovergestelde. https://t.co/yFZcjyEcfR

Mar 1, 2022 · 2,028 followers View post →
Irma
@Irma91583991 · X

Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/Stizo8oqA6 via @YouTube

Feb 24, 2022 · 87 followers View post →
walter
@orb1973 · X

Kijk 'Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of juist het tegenovergestelde?' op YouTube https://t.co/k1BMiY15Kt

Feb 24, 2022 · 1,551 followers View post →
Anita
@unaveridad · X

Analyse van hoe wereldleiders en koningen en CEO’s door #Klaus Schwab worden gemind-fucked. Een indrukwekkende uitleg van de wijze waarop taal wordt misbruikt. Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/qbatn1Onjd via @YouTube

Feb 1, 2022 · 2,690 followers View post →
Anita
@unaveridad · X

@PieterOmtzigt Het gaat hierom; https://t.co/qbatn1Onjd. Om het verwezenlijken van bizarre woke niet onderbouwde doelen van 1 man; K.Schwab die als het nog niet bestond bij deze het fascisme had uitgevonden. De dictatuur van alle kanten links rechts you name is. D666 is hier de representant van

Jan 31, 2022 · 2,690 followers View post →
Anita
@unaveridad · X

Deel 1 | Klaus Schwab en het World Economic Forum | Uitleg van de eenzijdige activistische feitelijk fascistische agenda. https://t.co/qbatn1Onjd via @YouTube

Jan 31, 2022 · 2,690 followers View post →
Data Science Tweets
@JustDataScience · X

RT @MarleneGerrits: NLP deskundige Igor van Kaam analyseert #KlausSchwab van #WEF Aanrader!! https://t.co/h0VtjGYZDw https://t.co/pBcpy4…

Jan 28, 2022 · 2 shares · 268 followers View post →
bentgirlies
@BentGirlies · X

RT @MarleneGerrits: NLP deskundige Igor van Kaam analyseert #KlausSchwab van #WEF Aanrader!! https://t.co/h0VtjGYZDw https://t.co/pBcpy4…

Jan 28, 2022 · 2 shares · 31 followers View post →
Marlene
@MarleneGerrits · X

NLP deskundige Igor van Kaam analyseert #KlausSchwab van #WEF Aanrader!! https://t.co/h0VtjGYZDw https://t.co/pBcpy40Sf2

Jan 28, 2022 · 3 likes · 2 shares · 465 followers View post →
ronoosterbeek
@arnoyuma · X

Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/zahcnd35zk via @YouTube

Jan 28, 2022 · 2,828 followers View post →
USERNAME
@Erikatheohoek · X

@annstrikje #igorvankaam oa https://t.co/OBFQ76ngJH Binnenkort deze persco!

Jan 26, 2022 · 885 followers View post →
shike
@shike_jebu · X

@annstrikje Meestal een paar dagen na de persconferentie staat er op universityofme een analyse. Best leuk leerzaam om te zien. https://t.co/yFZcjyEcfR

Jan 25, 2022 · 2,028 followers View post →
Rob Esveldt
@Gyrobit · X

@Simone_Voice Het is heel eenvoudig het sociale leven moet zoveel mogelijk weg. Als mensen niet met elkaar kunnen praten en op andere gebracht worden, zijn ze eenvoudiger tot slaaf te maken van een systeem. https://t.co/du6ySm90nQ

Jan 25, 2022 · 2 likes · 540 followers View post →
jmm.peters
@watte12 · X

Mooie uitleg film. Maar wat mij zelf opvalt is dat Klaus Schwabbel niet alleen het podium op komt maar met een vrouw. Die naast hem gaat zitten. Klaus is dus een soort klein kind dat niet zonder zijn moeder kan. Zo kijk nu de film. https://t.co/DWehxnE6eJ

Jan 25, 2022 · 1,419 followers View post →
Rob Esveldt
@Gyrobit · X

Klaus Schwab en het World Economic Forum | Anti-fascisme of juist het tegenovergestelde? Deel 1 https://t.co/du6ySm90nQ via @YouTube

Jan 23, 2022 · 540 followers View post →
Miss
@MissV1989 · X

WEF en de UN bepalen weldegelijk ons beleid. Rutte en Kaag zijn geen regering, maar projectleiders. #managers https://t.co/FP4vki3Slb

Jan 23, 2022 · 2,774 followers View post →
Dr. Deugniet
@DrDeugniet · X

Mooi analyse van het WEF door ‘Universityofme’. Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/XWh4jJBADM via @YouTube Deel 2 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/M9kYWqy5rN via @YouTube

Jan 22, 2022 · 1 like · 305 followers View post →
Paul Souverein
@PSouverein · X

Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/n40x8nyqk1 via @YouTube

Jan 22, 2022 · 424 followers View post →
ronoosterbeek
@arnoyuma · X

Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/zahcnd35zk via @YouTube

Jan 22, 2022 · 2,828 followers View post →
Ria Blanke Vrouw
@DMWorldLAev · X

Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/Fuf7C5512O via @YouTube

Jan 22, 2022 · 1,369 followers View post →
Jouw visie maakt wel verschil.
@Influenca2 · X

#GR2022 Waarom #Nuenenaren niet bij #Eindhoven willen. Stem voor versterking van de eigen cultuur en tegen de Europese staat. https://t.co/jKWlk3WLNx

Jan 22, 2022 · 269 followers View post →
Jouw visie maakt wel verschil.
@Influenca2 · X

Is de #WEF (World Elite Forum) een democratische (pro-burger) of aristocratische (pro-elite) support groep? https://t.co/jKWlk3WLNx https://t.co/4P3ac18T0G

Jan 22, 2022 · 1 like · 269 followers View post →
E. Krediet ⚡️
@EKrediet · X

Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/2abbOjOheo via @YouTube

Jan 22, 2022 · 1 like · 764 followers View post →
geen censuur geen dictatuur geen priktatuur
@CensuurGeen · X

Deel 1 | Klaus Schwab en het World Economic Forum | Anti-fascisme of jui... https://t.co/0v3BtnntlL via @YouTube

Jan 21, 2022 · 64 followers View post →
Arie - komt uit ondernemers gezin Woord artiest
@arie63289526 · X

https://t.co/C4VPbhcK6d

Jan 21, 2022 · 405 followers View post →
bourgondier
@sportiskoebidoe · X

Kritische Analyse VIDEO gesprek ivm de 50 e jaargang van het wereld economisch FORUM van klaus schwab /ZIE VIDEO

Jan 21, 2022 · 1,120 followers View post →
Rebel
@bevrijdNL · X

Leuke analyse van het WEF Deel 1: https://t.co/XfzHsrmKK2

Jan 21, 2022 · 1 like · 234 followers View post →
lorelei4567
@lorelei4567 · X

@ockhams https://t.co/yJjQFmqZsA deze analyseert persconferenties en de manier van communiceren uit! Hier maakt hij ook een punt dat de planeet veel groener is geworden… ook deel 2 kun je bekijken op YouTube

Jan 20, 2022 · 1 like · 1,519 followers View post →
Janna
@Janna15769914 · X

https://t.co/kvyHgqIMLe

Jan 20, 2022 · 941 followers View post →
telling
@telling4571 · X

https://t.co/Ktjv4f42ef

Jan 20, 2022 · 319 followers View post →
Jere Toikka †
@jere_toikka · X

@ipeltonen @NiklasKaskeala Luin tutkimusta, jossa kasvillisuus kasvoi paremmin CO2:a lisätessä 800-1200ppm asti (riippuen kasvista). Minkä tieteellisen tiedon valossa siis ehdotat ylärajaksi 350ppm? Kys. tutkimus https://t.co/TbzPMFyVQj

Nov 24, 2021 · 78 followers View post →
adanac-41
@41Adanac · X

@DavidBellamyUK @PeterGleick "We found that the optimal CO2 concentrations occurred at 945, 915, and 1151 ppm for the aboveground biomass of tall fescue, perennial ryegrass, and Kentucky bluegrass, respectively." From https://t.co/y8JL3kwYvW

Oct 15, 2021 · 550 followers View post →
Bryce Lee
@EeeBeeEll · X

@MurkwaterJohn @HumanProgress https://t.co/ntOwcnsufC

Aug 15, 2021 · 1 like · 156 followers View post →
Petr Smrček
@PetrSmrek3 · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 56 followers View post →
Petr Smrček
@PetrSmrek3 · X

Až zas někdo bude lhát o dokázaném negativním vlivu CO2 https://t.co/XShQjkr12Q

Jul 11, 2021 · 56 followers View post →
Milan J.
@MilanJnsk1 · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 1,353 followers View post →
Raskar Kapak
@Raskar_Kapak007 · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 421 followers View post →
Mac
@OhAllThat · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 706 followers View post →
ann
@ann13788656 · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 103 followers View post →
Superstar Speedboat Trips
@markhaynes66 · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 734 followers View post →
Angela
@aoafam · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 2,122 followers View post →
John Oxford
@AWorriedMan · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 1,202 followers View post →
Craig Woods
@Woods8Craig · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 785 followers View post →
Edwin Thwaites
@EdwinThwaites · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 842 followers View post →
Veritatem 2021: TRUTH IS NOT A POPULARITY CONTEST
@Veritatem2021 · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 7,115 followers View post →
José Mª Piñón
@Drosophyllum · X

RT @MRJenny8675309: @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @cjtjgeol @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadl…

Jul 11, 2021 · 17 shares · 1,373 followers View post →
Serenity Now!
@MRJenny8675309 · X

@GrahamGillard1 @cjtjgeol @BarbaraGirouard @lyndengill @Royalacresrod @Barbarajdurkin @SandgroperDuff @johnson_wrjohn1 @markp1950 @wadlermd @GaryWHall @FriendsOScience @RoyPentland @JsharkJill @BarelyStreetabl @MikeDel21893959 @Stockfttp @molenaarder @Barrtecforever @Veritatem2021 @MartinBrampton @dykarjohan @MarkHin83862722 @eric84701331 @weberj502 @JaggerMickOZ @drbarnesbangor @ianbrow97534170 @AndryGiles @Bill_In_DC @KeillerDon @mikeslastword @RogerBrennan17 @Cris_Paunescu @supedave70360 @BailFund_Brawl @Tangomitteckel @bulkbiker @kevpluck @jeremyjudkins @KimMcLe10081812 @LazyyReader @MhehedZherting @Michael_D_Crow @JEdward02 @ScottSantiago15 @BlknWhtKat @bazakel @ECOWARRIORSS @Tea4gunsSC The optimal level of CO2 is based upon greenhouse experiments like this one, to evaluate levels needed for ideal growth of plants/crops at both the bottom and top end of the spectrum. https://t.co/

Jul 11, 2021 · 2 likes · 630 followers View post →
Fpls 11 544435 | PDF | Volatile Organic Compound | Arabidopsis ...
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doi: 10.1186/s12870-018-1243-3. Shiraishi, T. (2011). Talaromyces wortmannii FS2 emits b-caryphyllene, Zhou, Y., Vroegop-Vos, I., Schuurink, R. C., Pieterse ...

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Vol 2 Eco-Degradation or Regeneration The Climate Crucial Role of ...
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... 10.1186/s12879-017-2713-1. Teenstra, E., Vellinga, T., Aektasaeng, N ... s12870-018-1243-3. Zomer, R. J., Bossio, D. A., Sommer, R ...

Mar 23, 2023 View →
More New Scientific Peer Reviewed Studies Says CO2-Induced ...
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com/articles/10.1186/s12870-018-1243-3 https://pubmed.ncbi.nlm.nih.gov/9507562/. omafra.gov.on.ca. Carbon Dioxide In Greenhouses. 3 yrs. 3.

Jul 11, 2022 View →
Ordet som sir David Attenborough aldrig sade i SVT:s Agenda.” DN ...
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com/articles/10.1186/s12870-018-1243 -3/figures/2. bmcplantbiol.biomedcentral.com. The optimal CO 2 concentrations for the growth. 5 yrs.

Oct 17, 2020 View →