Climate change: Do individual actions really matter?

A sobering report from the Intergovernmental Panel on Climate Change (IPCC) released last week placed blame for rising global temperatures squarely on human activity and predicted even more severe weather in the coming years unless drastic measures are taken to reduce global emissions.

“How hot it gets is still up to us,” Kim Cobb, one of the lead authors of the report told Yahoo Finance.

The new report adds to an overwhelming volume of scientific evidence that major changes must be made at every level of the world economy to prevent already-extreme...