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Profile of Christopher Tucker

Christopher Tucker

Chair, American Geographical Society

Christopher Tucker is Chair of the American Geographical Society, founder of MapStory, a crowdsourced map of geographical change, and author of A Planet of 3 Billion.

Recent contributions

Has Earth’s human population surpassed the planet’s carrying capacity?

Mapping the devastation wrought by lesser-known pollutants reveals the elephant in the room of climate change discourse, and raises an awkward but urgent question – has Earth’s human population surpassed the planet’s carrying capacity?

Energy