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Michael E. Mann 14 May 19
CO2 levels have risen 50 ppm since we published the hockey stick curve in 1998.
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Ian James 13 May 19
Carbon dioxide levels have now surpassed 415 parts per million. The last time the planet had levels this high, humans didn't exist.
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Carole Mundell 18 Aug 19
Message to the future: BBC News - Iceland's Okjokull glacier commemorated with plaque
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Munish Datta 13 May 19
For the first time in human history atmospheric has hit , a level that exceeds a prior spike 3 million years ago during the Pilocene Epoch.
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Saulo Corona 15 May 19
"By the only metric that really matters, we have done less than zero to reduce the levels of carbon dioxide in the atmosphere."
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David Ritter 5 May 19
Climate is the meta-issue. No other national aspiration can be achieved, no other social problem solved in the long term, if we cannot effectively tackle global warming.
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Chris Anderson 16 May 19
Probably a good time to retweet this now that our atmospheric carbon dioxide levels are over
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Chesapeake Climate 13 May 19
We’ve surpassed 415 ppm carbon dioxide in our atmosphere - the first time in recorded history. Are YOU ready to fight ?
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Andy Brown Jan 13
UN draft plan sets 2030 target to avert Earth's sixth mass extinction. “...every government on Earth must get behind this bold mission and drive through a global agreement for nature this year.”
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Dr. Elizabeth Sawin 14 May 19
Donella Meadows once wrote that you don't cure a fever by taking your temperature... A thread in honor of the 'milestone' of reaching CO2 in the thin layer of gasses that support all life on earth, aka the atmosphere.
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Dr Cobi Calyx 22 Jul 19
"This monument is to acknowledge that we know what is happening and what needs to be done. Only you know if we did it."
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evi 22 Jul 19
The beginning of the end of glaciers
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Bev Scott 14 May 19
Contains a nice, calm, rational video about why it's time to START FREAKING OUT ABOUT CLIMATE CHANGE 🌏🌡️🔥
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Jeremy Carbon 13 May 19
"Joe Biden would be a disaster for climate change"... -- *Jeeezus*! And it was all going *so fucking well*...
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Running & Renewables 15 May 19
With CO2 at , scientists say that reaches a level of unknown to humankind. The levels will keep rising, & damages will continue for 100s of years. But flippantly said is a hoax. ⬆︎ Use Scientific Sarcasm To Confuse ⬆︎
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evi 29 Sep 19
Too bad all the CO2 emissions from military jets is going to cut short our democracy due to . God Bless Symbolic Stupidity. Pay no attention to the of carbon in the atmosphere and what it portends
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Marissa Rosen 22 Jul 19
The plaque contains a somber warning to visitors, titled "A letter to the future."
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Joshua Martin 19 Jul 19
"Only you know if we did it."
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evi 21 Sep 19
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DebtRevolution.org 30 May 19
Enough of this idiotic spectacle! The world is on fire and the students are rising up to demand action on climate change! Trump wants us to pay attention to this dumb shit instead of challenging the working class. Our attention is all he wants.
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