A study released by Dr. James Hansen, the dean of climate scientists and director of the Nasa Goddard Institute for Space Studies, concludes that the recent heat waves and extreme summers likely were caused by climate change.
Dealing With Various Themes And Issues
A study released by Dr. James Hansen, the dean of climate scientists and director of the Nasa Goddard Institute for Space Studies, concludes that the recent heat waves and extreme summers likely were caused by climate change.