The levels of the crucial heat-trapping gases in the atmosphere reached historic highs last year, growing at near-record fast paces, according to the U.S. National Oceanic and Atmospheric ...

This plant (left), found along the slopes of Mount Everest, grows in individual layers (right) that have been used to understand how atmospheric mercury levels have changed in the past 40 years.

The level of carbon dioxide in the atmosphere reached a record-breaking high last year, according to a new report. The report out Wednesday from the United Nations World Meteorological Organization ...

Over the last decade, humanity's emissions of carbon dioxide (CO₂) have stabilized after a period of huge growth. Average growth is now down to just 0.6% per year, compared to 2% per year in the ...

Awareness of the global warming effects of carbon dioxide (CO 2) is relatively recent, but the greenhouse gas has been playing a critical role in warming our planet for billions of years, according to ...

A massive new review of ancient atmospheric carbon-dioxide levels and corresponding temperatures lays out a daunting picture of where the Earth’s climate may be headed. The study covers geologic ...

Scot Miller is an assistant professor in Johns Hopkins University's Department of Environmental Health and Engineering whose research focuses on greenhouse gas emissions and air pollution. His ...

Carbon dioxide levels in the atmosphere rose by a record amount to new highs in 2024, locking in yet more long-term global warming, UN experts have warned. The annual update by the World ...