Biden’s budget is meant to woo centrists, including one very important one

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Hundreds of mammal species still to be identified, predict researchers

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A depressing failure to protect the ocean from exploitation | Letter

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Carbon is powerful, with boundless capacity. We must respect and understand it – not abuse it | Rebecca Huntley

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Russia’s murderous regime is propped up by oil and gas – Australia must switch | Ketan Joshi

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Pollution back at illegal levels on former ‘zero-emissions street’ in London

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Britain’s loudest bird is back! How the once extinct bittern is booming

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Italians face fines for wasting water as supplies rationed amid drought

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‘Meet us, don’t eat us’: Iceland turns from whale eaters to whale watchers

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Push for new UK nuclear plants lacks facility for toxic waste, say experts

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