There is significant evidence that Antarctica has warmed within the last 70 years. The concentration of CO2 in Earth's ...

The average level of carbon dioxide in the Earth’s atmosphere had its largest one-year increase on record between 2023 and ...

Global CO2 levels rose above 400 parts per million for the first time ever in the modern era in March 2015, marking a significant milestone in the planet’s progression toward a warmer future. 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 ...

Last year, atmospheric carbon dioxide briefly crossed 400 parts per million for the first time in human history. However, it didn’t cross that threshold until mid-May. This year’s first 400 ppm ...

NOAA's Mauna Loa Observatory on the Big Island of Hawaii (Photo courtesy NOAA) MAUNA LOA OBSERVATORY, Hawaii, May 11, 2013 (ENS) – For the first time in human history, concentrations of the greenhouse ...

When the sun disappears behind the horizon, most people expect temperatures to cool down naturally. That assumption made ...

We have spent the entirety of calendar year 2016 above 400 ppm atmospheric carbon dioxide. If you aren't concerned, you aren't paying attention. Share on Facebook (opens in a new window) Share on X ...

April fell first. It lasted through May. Now June will be the third month in a row with average carbon dioxide levels above 400 parts per million. Atmospheric concentrations of the greenhouse gas, ...

Carbon dioxide measured at NOAA’s Mauna Loa Atmospheric Baseline Observatory peaked for 2022 at 421 parts per million in May, pushing the atmosphere further into territory not seen for millions of ...

Rising CO2 is changing the nutrition in everyday foods. Crops may offer more calories but fewer essential nutrients, creating ...