New data shows that CO2 levels have broken through 430 parts per million, an indication that human-caused global warming will ...

Nitrates in the atmosphere reduce air quality and play an important role in climate change. An international team led by ...

Another year, another record,” quipped Ralph Keeling, head of the Scripps CO2 Program, as atmospheric carbon dioxide hit 430 ...

A new study details processes that keep pollutants aloft despite a drop in emissions.

Atmospheric carbon levels and ocean temperatures ... or just plain fascinating indicators—along with the graphs from the report that show their growth over time—that I think help illuminate ...

a graph that plots concentrations of CO2 in the atmosphere over time, uses measurements taken at Mau Loa Observatory, starting in 1958. In 2024, CO2 levels in Earth's atmosphere reached the ...

A July 13 Instagram post (direct link, archive link) features a graph charting historic atmospheric carbon dioxide levels and temperature variations over the ... periods (the time between ice ...

Lead air pollution spiked during this time and resulted in elevated blood lead levels and cognitive ... average lead concentrations of over 1.0 ng/m 3 in the atmosphere above Europe.

Exposure to lead from mining probably lowered I.Q. levels in the empire ... and Greenland that date to the time of the Roman Empire. Lead entered the atmosphere from Roman mining operations ...