Earth
Snowball Earth melting led to freshwater ocean 2 kilometres deep
A freshwater layer up to 2 kilometres deep floated on our planet’s oceans for some 50,000 years after the end of an extreme ice age
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Environment
Captive breeding is a final roll of the dice for the vaquita
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Environment
My vertical underwater farming can restore the seas
Features
Earth
Seabed images show the scars icebergs carve into polar sea floor
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Earth
UK does more to protect marine areas overseas than at home
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Environment
Weird, hairy microbes discovered on volcano soon after eruption
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Earth
Marine life is rubbish… at least in these pictures
Regulars
Environment
First living example of giant ancient mollusc found in the wild
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Environment
Sea urchin emits a cloud of venomous jaws to deter predators
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Earth
Life could exist up to 10 kilometres beneath the sea floor
Samples from a mud volcano contain biological signatures that suggest microbes lived in the material when it was rock several kilometres beneath the ocean floor
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Earth
Mass bleaching hits Great Barrier Reef for second year in a row
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Environment
Squishy robotic manta ray flaps its wings to spy in the ocean
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Earth
Metabolism may be older than life itself and start spontaneously
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Environment
Never-before-seen gatherings of hundreds of humpback whales
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