�鶹��ý

Skip to content

Empty street in London

Environment

Puzzling methane rise in 2020 linked to pandemic lockdown effects

A spike in the greenhouse gas methane in 2020 may be explained in part by a drop in nitrogen oxide emissions during the covid-19 pandemic

News

How do humans affect the nitrogen cycle?

Question

How do humans affect the nitrogen cycle?

orange-colored troposphere

Environment

Lowest level of the atmosphere getting thicker due to climate change

News

Aircraft contrails are a climate menace. Can we rid the sky of them?

Technology

Aircraft contrails are a climate menace. Can we rid the sky of them?

Features

Earth

Environment

Most life on Earth will be killed by lack of oxygen in a billion years

News

Sunlight could power micro-aircraft flying above the stratosphere

Technology

Sunlight could power micro-aircraft flying above the stratosphere

News

dust cloud

Environment

Godzilla Sahara dust storm linked to melting Arctic sea ice

News

sky river

Environment

Rivers of air in the sky are melting huge patches of Antarctic sea ice

News

We should rewild the sky to restore the atmosphere to its former glory

Environment

We should rewild the sky to restore the atmosphere to its former glory

Comment

Last Word

This week's new questions

At any one time, how much of Earth is covered by cloud? Does this vary? Andrew Parsons, Welford, Northants, UK

Regulars

Environment

The ozone layer is healing and redirecting wind flows around the globe

News

Space

Weird clumps of air that disrupt radio signals found on Mars

News

Environment

Why is Earth so rich in oxygen? The answer is simpler than we thought

News

Space

See the northern lights or aurora borealis: Follow this easy guide

Regulars