greenhouse gases

UN agency says greenhouse gases hit record highs in 2025

Concentrations of the three main heat-trapping gases in Earth's atmosphere reached record highs in 2025, the World Meteorological Organization (WMO) said on Tuesday, October 27. The agency warned that the buildup locks in warming that will last for centuries. According…

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Greenhouse gases, sea level hit record highs in 2025, report finds

The American Meteorological Society on Monday published its 36th annual State of the Climate report, confirming that greenhouse gas concentrations, global sea level, and ocean heat content all reached record highs in 2025. The peer-reviewed report, based on contributions from…

Overlooked pollutants drive 15% of warming, Science study finds

A paper published in the journal Science on June 11 reveals that so-called indirect greenhouse gases are responsible for approximately 15% of current global warming — about 0.3°C — yet remain outside the climate policy frameworks that guide international emissions…