Ralph Keeling
Professor · UC San Diego
Ralph Keeling's research focuses on atmospheric composition, the carbon cycle, and climate change.
Atmospheric Gasses Air-sea Gas Exchange Atmospheric Oxygen Paleoclimate and Climate Change Global Carbon Cycle
David Weintraub
Professor of Astronomy; Director of Undergraduate Studies; Director of Program in Communication of Science & Technology · Vanderbilt University
Expert in astrophysics who also writes about extraterrestrial life, human space travel and space colonization.
Space colonization Extraterrestrial life Mars colonization Mars Space travel