Humans are ushering in the sixth mass extinction of life on Earth, scientists warn

'Extinction rates for birds, mammals and amphibians are similar to the five global mass-extinction events of the past 500 million years that probably resulted from meteorite impacts, massive volcanism and other cataclysmic forces'
Read more: http://www.independent.co.uk/environment/mass-extinction-humans-causing-earth-deaths-end-times-warning-a7765856.html?source=Snapzu