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 ...

Scientists in the United States have detected the highest levels of planet-warming carbon dioxide in Earth's atmosphere since records began, sounding new alarm over the relentless rise of man-made ...

Carbon dioxide in the atmosphere reached its highest levels in recorded human history, according to data collected by the Scripps Institution of Oceanography. The Scripps Institution of Oceanography ...

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 ...

Monthly average carbon dioxide (CO2) levels have reached above 420 parts per million (ppm) for the first time on record. The new data, from Hawaii’s Mauna Loa Observatory, were released by the ...

There's now more carbon dioxide (CO2) in the atmosphere than ever before in human history, scientists have revealed. For the first time on record, monthly average CO2 levels exceeded 430 parts per ...

When man first walked on the moon, the carbon dioxide concentration in Earth's atmosphere was 325 parts per million (ppm). By 9/11, it was 369 ppm, and when COVID-19 shut down normal life in 2020, it ...

DENVER – On seat 10D, my eyes flicker between my fellow passengers crammed in the aisle and the carbon dioxide detector balanced on my knee. I can't help but shudder a little every time someone coughs ...

Global warming alarmists are breathlessly filling the media with sensationalist reports of carbon dioxide levels approaching 400 parts per million (that’s 4 parts per 10,000, or a 0.0004 share of the ...