Carbon dioxide levels in Earth's atmosphere reached a new record high in 2025, reaching 153% of pre-industrialization levels.

Levels of carbon dioxide (CO2) and other major greenhouse gases in the atmosphere caused by burning fossil fuels reached ...

Levels of carbon dioxide, methane and nitrous oxide in the atmosphere continued to rise in 2025, along with a lesser-known ...

The climate-warming carbon dioxide, methane and nitrous oxide all rose to unprecedented levels in 2025, the UN weather agency ...

Greenhouse gas concentrations in the atmosphere rose to new record highs in 2025, locking in climate impacts that will persist for centuries to come, the United Nations said Tuesday.

The concentration of carbon dioxide (CO2) in the atmosphere reached a new record last year of 426. 8 parts per million (ppm), the World Meteorological Organization (WMO) reported in its annual ...

Add Yahoo as a preferred source to see more of our stories on Google. An observatory high on Hawaii's Mauna Loa volcano that measures carbon dioxide in the atmosphere has reported its highest ever ...

The levels of carbon dioxide and other major greenhouse gases in the atmosphere reached unprecedented highs in 2025, making ...

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 ...

For more than half a century, from a remote monitoring station atop Hawaii’s dormant volcano Mauna Kea, the National Oceanic and Atmospheric Administration (NOAA) has continuously logged levels of ...

Levels of planet-heating carbon dioxide gas in the atmosphere are rising “faster than ever,” according to a report published Thursday. That spells serious disruption for the climate in decades to come ...

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 ...