EarthSimple equation shows how human activity is trashing the planet The impact of industrialised societies on Earth has been described in a mathematical formula that should scare us all, says Owen Gaffney Comment
LifeWe don't need a huge blue grab to save sharks and rays Amid calls to ring-fence nearly a third of oceans to protect marine life, it now seems a fraction of that could save key species, says Lesley Evans Ogden Comment