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Mystery of ‘ocean quack sound’ solved

By Rebecca Morelle Global science correspondent, BBC News The mystery of a bizarre quacking sound heard in the ocean has finally been solved, scientists report. The noise – nicknamed “the bio-duck” – appears in the winter and spring in the Southern Ocean. However, its source has baffled researchers for decades. … Continue reading

Croaking Frogs

Today is International Frog Day. The world’s frogs are under attack and are dying off at an incredible rate. Here’s our award winning documentary about what is happening to the frogs and those who are trying to save them from extinction – before it’s too late. Continue reading

Amazon trees vulnerable to fire and climate combination

By Mark Kinver Environment reporter, BBC News The combination of fire and extreme weather could accelerate tree mortality in the Amazon, a study has suggested. Researchers said field experiments showed that severe droughts could trigger dieback of forests in the near-term. Efforts to curb deforestation needed to be accompanied by … Continue reading

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