12 Views • Created 7 years ago By American Museum of Natural History • Updated about a year ago

Created By American Museum of Natural History • Updated about a year ago

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Earth Day 1970 - 2017: What's Changed?

Origin Entry: Earth Day 1970 - 2017: What's Changed?
Notes

It's not all bad….I guess

Description

The first Earth Day was in 1970. What's changed since? Our population has doubled. We're emitting 2.4 times more CO2. Sea levels have risen 4 inches. But the world has also changed for the better. See how our actions since 1970 have added up.

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