Earth
Humans could provide spark that ignites Amazon
In a drier Amazon forest, clearing land with fire could create disastrous bushfires, according to models
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Earth
Why sustainable power is unsustainable
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Carbon catalyst could herald cut-price fuel cells
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Antarctic bulge could flood Washington DC
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Earth
Giant snake fossil hints at a hotter future
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Acid oceans no laughing matter for clownfish
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Drought warning as the tropics expand
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Ocean rubbish dump could lock away carbon
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Water conservation is storing up health problems
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US states may regain control of vehicle emissions
President Obama has ordered the US Environmental Protection Agency to reconsider Bush's policy of banning states from implementing their own standards for car emissions
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Europe to feel the heat of climate change
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Dumping iron in the ocean may not fix the climate
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Most effective climate engineering solutions revealed
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Human emissions could bring ‘irreversible’ climate chaos
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