The Earth's atmosphere is mostly nitrogen (78%) and oxygen (21%). Other gases like carbon dioxide and argon help with breathing, plants and weather. Tap to read more.

Our planet is surrounded by an invisible shell of air, called the atmosphere, held in place by the Earth’s gravitational field. It’s made up of a mixture of different gases. About 78% of the ...

Greenhouse gas levels surged to ... a real impact on our lives and our planet,” said WMO Secretary-General Celeste Saulo. The 2023 increase of CO2 in the atmosphere was higher than that of ...

The odd atmosphere of a fledgling exoplanet is causing astronomers to question leading theories of how planets form.

Capturing greenhouse and toxic gases from the atmosphere is a challenge due to their relatively low concentrations in ... “Despite the highly reactive nature of nitrogen dioxide, our material proved ...

Conventional wisdom assumes the ratio of gases in a planet's atmosphere should match the ratio of gases in the natal disk that birthed it. For the first time, researchers compared gases in a ...

This image of our planet is the closest we get to a real-time view of how carbon dioxide builds up in our atmosphere. Jan. 1 CO2 emitted by: Fossil fuels Fire Land Ocean Loading data ...

In our quest for a sustainable future, monitoring and managing air quality and greenhouse gases have become more critical ...

GENEVA, Switzerland — Greenhouse gas concentrations in the atmosphere reached new record ... temperature increase has a real ...

The potential presence of the gases sulfur dioxide (SO₂) and hydrogen sulfide (H₂S) in this atmosphere hint at a molten or ...