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Aerial view of an oasis on the edge of the desert town of Mao, known as the 'White City' for the limestone used to build local homes. For centuries, oases have enabled humans to survive, and even to thrive, in some of the harshest environments on earth. Now they are under threat from climate change.

Environment

Striking photos show how sands are encroaching on oases in the Sahara

A photo essay from Tommy Trenchard explores efforts to protect the fragile ecosystems of oases in Chad

Regulars

Moorish idol (Zanclus cornutus) swimming past a reef covered with Coral sea fans including (Melithaea sp.) and (Pseudopterogorgia sp.), Soft corals (Dendronephthya sp), (Chironephthya sp.) and (Scleronephthya sp.) and Branching cup corals (Tubastraea micranthus). Many different sponges and tunicates are also seen, as are many coral reef fishes, including Anthias and Damselfish, Raja Ampat, Indonesia, Pacific Ocean

Environment

The last-ditch plan to save coral reefs from utter destruction

Features

Environment

Cuts to US ocean programme will hinder monitoring of El Niño and AMOC

News

Environment

Mysterious ‘cold blob’ in the Atlantic suggests the AMOC is weakening

News

How Rachel Carson's Silent Spring changed the world in 1962

Environment

How Rachel Carson's Silent Spring changed the world in 1962

Culture

Environment

The looming El Niño could be bad – but much worse is to come

Analysis

Antarctica's 'doomsday glacier' collapse may be worse than we thought

Video

Antarctica's 'doomsday glacier' collapse may be worse than we thought

Video

Earth

Earth has a mysterious triple symmetry that may influence its climate

News

Environment

Geoengineering can thicken Arctic sea ice, but for how long?

News

The best new science-fiction books of June 2026

Comment

The best new science-fiction books of June 2026

There is plenty of intriguing sci-fi on offer this month, whether it’s solar-powered cities from Adrian Tchaikovsky or a strange future from M. John Harrison

Culture

Environment

Glaciers in the 'roof of the world' have suddenly started melting

News

Environment

'The book is in the future, but everything is seeded from our present'

Culture

Environment

Wealthy people with environmental ideals are the biggest emitters

News

Environment

New ��ý recommends a devastating account of farming honeybees

Culture