Forgotten epidemic: with over 280 million birds dead how is the avian flu outbreak evolving?
The race to find out what killed hundreds of pink dolphins in the Amazon – in pictures
Scientists are trying to establish whether global heating caused the deaths of the rare river dolphins last year, before temperatures start to rise again
Who wins from nature’s genetic bounty? The billions at stake in a global ‘biopiracy’ battle
As multinationals and researchers harvest rare organisms around the world, anger is rising in the global southover the unpaid use of lucrative genetic codes found on their land
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