Mongabay: Renowned biologist E.O Wilson, assessing Earth's sixth great extinction now underway, described the future as a shrinking keyhole through which all species must pass as humanity responds to, and hopefully averts catastrophe. A new study published in the journal Science shows that this keyhole could drastically narrow with each degree increase in global temperature due to climate change. The comprehensive study by University of Connecticut ecologist Mark Urban synthesizes data from 131 published...