A third of world's nature reserves severely degraded by human activity

New study's author says failure to protect biodiversity in places identified for that purpose is 'staggering'oSign up to receive the top stories from Guardian Australia every morningA third of global protected areas such as national parks have been severely degraded by human activities in what researchers say is a stunning reality check of efforts by nations to stall biodiversity loss.A University of Queensland-led study, published on Friday in the prestigious academic journal Science, analysed human activity across 50,000 protected areas worldwide. Continue reading...