John Locher/AP / AP The amount of planet-warming carbon dioxide in the Earth’s atmosphere has hit a new record, as humanity struggles to rein in emissions of greenhouse gasses from burning fossil ...

For the first time, an international team has conducted two unique long-term experiments, concluding that elevated atmospheric CO2 reduces soil phosphorus availability in rice crops by more than 20% ...

The claim: The 'six great ice ages' began when CO2 was higher than now; all plants and animals die when CO2 levels are cut in half A July 4 post (direct link, archive link) on X, formerly Twitter, ...

Director of the Program of Science, Technology & Society Paul Edwards claims to have detected 1650 parts per million (ppm) of carbon dioxide in Braun Geology Corner classroom 320-109, well above the ...

The Earth hit a worrying climate change milestone this month, and it appears to be permanent. The concentration of carbon dioxide in the planet’s atmosphere has surpassed 400 parts per million during ...

"CO2 is a trace gas in our atmosphere," the post is captioned. "Numbers say that all the nonsense we're subjected too in reference to it's effect and our contribution to the amount in the atmosphere ...

Measuring air quality, as anyone who has tried to tackle this problem can attest, is not as straightforward as it might seem. Even once the nebulous term “quality” is defined, most sensors use ...

Climate change turns more places into deserts. Sucking CO2 out of the air can’t undo all the damage. Climate change turns more places into deserts. Sucking CO2 out of the air can’t undo all the damage ...

For decades, climate policy has leaned on a comforting assumption: that as humans emit more carbon dioxide, plants will ...

Humans pumped 36 billion tons of the planet-warming gas into the atmosphere in 2021, more than in any previous year. It comes from burning oil, gas and coal. By Henry Fountain The amount of ...

About 99% of the Earth’s atmosphere is made of just two gases: oxygen and nitrogen. By comparison, the amount of carbon dioxide — which at more than 400 parts per million, is the highest it’s been in ...