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Paris climate summit

Members of the Indigenous People Association stage a protest to demand action on climate change, holding big head cut-outs of world leaders U.S. President Joe Biden, China's President Xi Jinping, European Commission President Ursula von der Leyen, India's Prime Minister Narendra Modi, Russian President Vladimir Putin and Japan's Prime Minister Shigeru Ishiba, on the waters of Botafogo Bay, ahead of the G20 Summit, in Rio de Janeiro, Brazil November 16, 2024. REUTERS/Tuane Fernandes SEARCH

Environment

To fix the world's problems, we need both optimism and pessimism

Solving challenges like climate change not only requires ambitious targets, but also an honest appraisal of uncertainty and possible failure

Leader

Scenic landscape with tundra, lonely mountain and moon. In June in the Arctic in the tundra, not all snow has melted yet. Beautiful nature of the far North. Anadyr tundra, Chukotka, Siberia, Russia.; Shutterstock ID 1602740413; purchase_order: -; job: -; client: -; other: -

Environment

Arctic tundra is now a source – not a sink – of carbon emissions

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Environment

Extreme heat may rapidly sap the ocean’s ability to absorb CO2

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Kelly and Zach Weinersmith

Video

Why Kelly and Zach Weinersmith are sceptical about a future on Mars

Video

Environment

We finally have an explanation for 2023’s record-breaking temperatures

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The extraordinary ways species control their own evolutionary fate

Life

The extraordinary ways species control their own evolutionary fate

Features

Stalagmites at Oregon Caves National Monument

Earth

What ancient stalagmites can tell us about life on a hotter Earth

Features

Environment

Antarctica is in crisis and we are scrambling to understand its future

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Environment

Heatwaves are surpassing the extremes predicted by climate models

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Earth

Ocean acidification is reaching deeper waters

Rising carbon dioxide levels are driving an increase in the ocean’s acidity – and this change is sinking deeper as emissions increase, putting even more marine organisms at risk

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Technology

Robot balloons are snapping centimetre-resolution photos of the US

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Environment

Images reveal how climate change is upending life in Morocco's oases

Regulars

Environment

Striking photos highlight the stark reality of Arctic glacier melt

Regulars

Environment

Mayors are the leaders we need to help fight climate change

Leader

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