IPCC: effects of climate change 'worse than we had predicted'

Global warming is driving humanity toward unprecedented risks, a United Nations scientific panel reports, warning that the changes have only just begun, with the worst effects hitting the earth’s poorest people the hardest. Recent disasters such as killer heat waves in Europe, wildfires in the United States, droughts in Australia and deadly flooding in Mozambique, Thailand and Pakistan highlight how vulnerable humanity is to extreme weather, according to a sweeping new report from a Nobel Prize’winning group of scientists, released on Monday in Japan.