Thomas Lovejoy, renowned biologist who coined ‘biological diversity,’ dies at 80

The National Geographic Explorer at Large also published the first estimate of global extinction rates.

“To know Tom was to know an extraordinary scientist, professor, advisor, and unyielding champion for our planet,” said Jill Tiefenthaler, the Society's CEO, in a statement. “He was also a consummate connector, helping bring people and organizations together to preserve and protect some of our most fragile ecosystems and cornerstone species.”

In 1980, he also published the first estimate of global extinction rates, correctly projecting that by the early 21st century a huge number of species would be lost forever. Lovejoy, who held a Ph.D. in biology from Yale University, advised three administrations, the United Nations Foundation, the World Bank, and other organizations on how to protect species and advance the field of conservation biology. Since 2010, Lovejoy served

Unlock this story for free
Create an account to read the full story and get unlimited access to hundreds of Nat Geo articles.

Unlock this story for free

Want the full story? Sign up to keep reading and unlock hundreds of Nat Geo articles for free.
Already have an account?
SIGN IN

Read This Next

What bacteria lurk in your city? Consult the bees.
Is melatonin giving you nightmares?
Why are these orcas killing sharks and removing their livers?

Go Further

Subscriber Exclusive Content

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet