Dr. James Hansen

Dr. James Hansen is an American climate scientist known for his pioneering research on climate change and its impact on the Earth. He was the director of NASA's Goddard Institute for Space Studies and is credited with bringing climate change to public attention in the 1980s through his testimony to Congress. Hansen has advocated for policies to reduce greenhouse gas emissions and transition to renewable energy. His work emphasizes the urgency of addressing climate change to prevent severe environmental and social consequences, making him a central figure in the global effort to combat this pressing issue.