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 ...

When man first walked on the moon, the carbon dioxide concentration in Earth's atmosphere was 325 parts per million (ppm). By 9/11, it was 369 ppm, and when COVID-19 shut down normal life in 2020, it ...

GENEVA (AP) — Heat-trapping carbon dioxide levels in the atmosphere jumped by the highest amount on record last year, soaring to a level not seen in human civilization and “turbo-charging” the Earth’s ...

Yes! I want to get the latest chemistry news from C&EN in my inbox every week. ACS values your privacy. By submitting your information, you are gaining access to C&EN and subscribing to our weekly ...

In climate news, the National Oceanic and Atmospheric Administration has revealed global carbon dioxide levels exceeded 430 parts per million last month. Researchers say this is the highest amount of ...

Far above your head, in the atmosphere between Earth and outer space, an invisible process is occurring. The increasing concentration of carbon dioxide is already manifesting itself in impacts beyond ...

Q. I had an air quality inspection in our house recently. Everything was fine except the carbon dioxide readings were high on all three levels of our home — about 1,200 parts per million. We have oil ...

Globally, the world’s forests absorb around 7.6 billion tonnes of CO2 per year, once emissions from forest fires, deforestation and other disturbances are accounted for. Temperate forests, such as ...

GENEVA (AP) — Heat-trapping carbon dioxide levels in the atmosphere jumped by the highest amount on record last year, soaring to a level not seen in human civilization and “turbo-charging” the Earth’s ...