There's now more carbon dioxide (CO2) in the atmosphere than ever before in human history, scientists have revealed. For the first time on record, monthly average CO2 levels exceeded 430 parts per ...

Last year, atmospheric carbon dioxide briefly crossed 400 parts per million for the first time in human history. However, it didn’t cross that threshold until mid-May. This year’s first 400 ppm ...

Earth’s atmosphere now has more carbon dioxide in it than it has in millions — and possibly tens of millions — of years, according to data released Thursday by the National Oceanic and Atmospheric ...

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 ...

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 ...

It's like the Dow Jones. But instead of measuring the stock market, the Keeling Curve measures the amount of carbon dioxide in the atmosphere. Scientists at Scripps Institution of Oceanography at the ...

Scientists in the United States have detected the highest levels of planet-warming carbon dioxide in Earth's atmosphere since records began, sounding new alarm over the relentless rise of man-made ...

The level of carbon dioxide in the atmosphere measured by a weather station at the Mauna Loa Observatory in Hawaii increased by 3.58 parts per million in 2024 – the biggest jump since records began ...