Dr James Hansen speaks about Earth’s energy balance and a warming planet in TED lecture

March 8th, 2012 by Richard Lord

Dr James Hansen of the NASA Goddard Institute for Space Studies explains how he became interested in climate science. He pursued research on Venus’ atmosphere in Dr. James Van Allen‘s space science program and realised “that the most exciting planetary research involved trying to understand the climate change on Earth.”

He provides a simple explanation for Earth’s energy balance and the causes of Earth’s warming.