Globetrotting tourists are leaving a giant carbon footprint on the Earth

It’s not just the getting there. Shopping, dining, hotel hopping all add to the tally.

GLOBETROTTING  Global tourism, including air travel (commercial routes as of June 2009, shown), is responsible for about 8 percent of the world’s greenhouse gas emissions.

Jpatokal/Wikicommons (CC BY-SA 3.0)

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