Wally Broecker

Wally Broecker was a prominent geologist best known for developing the concept of the global ocean conveyor belt. This groundbreaking theory demonstrates how ocean currents transport immense amounts of heat around the planet, heavily regulating the Earth's climate system. His research revolutionized our modern understanding of global climate dynamics.

Broecker spent his entire academic career at Columbia University, specifically working as a geochemist at the Lamont-Doherty Earth Observatory. He joined the observatory in the 1950s and became one of the most cited earth scientists in history. His work there fundamentally advanced the fields of chemical oceanography and paleoclimatology.

Yes, Wally Broecker is widely credited with popularizing the phrase "global warming" in the scientific community. He notably used the term in a landmark 1975 paper published in the journal *Science*, predicting that increasing carbon dioxide levels would lead to significant planetary warming. This paper helped bring the issue of climate change into mainstream scientific focus.

Although he never won a Nobel Prize, Wally Broecker received the National Medal of Science in 1996 and the Crafoord Prize in 2006. The Crafoord Prize is often considered the equivalent of a Nobel Prize in the earth sciences fields. He was highly celebrated by his peers as a pioneer in climate and geochemical research.