by Joe Romm Jun 8, 2016
Last month saw the biggest year-over-year jump in atmospheric levels of heating-trapping CO2 on record. It also smashed the record for the lowest level of Arctic sea ice ever seen in May.
by Joe Romm Oct 28, 2015
NASA has observed CO2-related health impacts on International Space Station astronauts at much lower CO2 levels than expected. We talked with NASA about why that matters.
by Joe Romm Oct 26, 2015
A seminal new Harvard study finds that CO2 has a direct, negative impact on human cognition at levels you and your children experience now. We explain how these findings are a game-changer for both public health and climate policy.
by Ari Phillips Jul 30, 2015
The prescription: less coal, curb natural gas growth, and focus aggressively on renewables and energy efficiency.
by Ryan Koronowski Jul 20, 2015
The broken records inside the 2014 State of the Climate report.
by Natasha Geiling Jun 13, 2015
A new study's findings are in contrast to a common conservative argument that more CO2 in the atmosphere will be good for plants.
by Ari Phillips May 15, 2015
When China's greenhouse gas emissions fall, they fall hard.
by Ari Phillips May 6, 2015
New figures show that March was the first month ever to globally exceed 400 ppm in atmospheric carbon dioxide levels every day.
by Emily Atkin Apr 9, 2015
As of now, it's unclear whether Japan's reported pledge is actually significant.
by Katie Valentine Mar 5, 2015
Accounting for the social costs of burning gasoline would add an average of $3.80 per gallon to the pump price, a study has found.