Joel Cohen

Rockefeller and Columbia Universities

Guest

Population biologist and the head of the Laboratory of Populations at Rockefeller University and Professor of Earth and Environmental Sciences at Columbia University; author of How Many People Can the Earth Support?

Joel Cohen on KCRW

The  United Nations  says the world's population will reach seven billion sometime today, although the  US Census Bureau  says it'll happen sometime in March.

Can Planet Earth Handle Seven Billion People?

The United Nations says the world's population will reach seven billion sometime today, although the US Census Bureau says it'll happen sometime in March.

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Although the  US Census Bureau  says it'll happen sometime in March, the United Nations says the world's population will reach  seven billion  sometime today, creating new challenges…

Can Planet Earth Handle Seven Billion People?

Although the US Census Bureau says it'll happen sometime in March, the United Nations says the world's population will reach seven billion sometime today, creating new challenges…

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