Former NASA scientist James Hansen: ‘Climate change is altering people’s lives, right now, from the United States to Africa to the Arctic. It is as clear and present a danger as we’ve ever seen’
Hansen: 'What we owe our kids on climate; - 'This warming is driving an increase in extreme weather, from heat waves and droughts to wildfires and stronger storms (though mistakenly expecting science to instantly document links to specific events misses the forest for the trees).'