Rising carbon dioxide levels are being detected within the human body, with new research warning a key blood marker for the gas could near its healthy limit within decades if current trends continue.

Carbon dioxide (CO2) levels in the atmosphere hit a record high in 2024, a report by the World Meteorological Organisation (WMO) has revealed. From 2023 to 2024, the global average concentration of ...

Carbon dioxide levels have hit an all-time high globally, according to The Associated Press. The greenhouse gas that leads to global warming is now at an amount never reached by humans. Researchers ...

An observatory high on Hawaii's Mauna Loa volcano that measures carbon dioxide in the atmosphere has reported its highest ever seasonal peak concentration of the greenhouse gas. For the first time, ...

Atmospheric concentrations of carbon dioxide made history last month by climbing to their highest seasonal peak available in historical records, a team of researchers reported. For the first time ever ...