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One in Five of World's Plant Species at Risk of Extinction

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One in Five of World's Plant Species at Risk of Extinction

Nearly 100,000 plant species, one-fifth of the world's total, are at risk of extinction even as 2,000 new plant species are discovered every year.

The State of the World's Plants report by Royal Botanic Gardens Kew reveals that while factors such as land-use change and new infrastructure play a big role at present, climate change is likely to be a bigger factor in the future in threatening the plants' survival.

Sunrise over planet Earth. Elements of this image furnished by NASA. Elen11 / iStock / Getty Images Plus

On Thursday, April 22, the world will celebrate Earth Day, the largest non-religious holiday on the globe.

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NASA has teamed up with non-profit Carbon Mapper to help pinpoint greenhouse gas sources. aapsky / Getty Images

NASA is teaming up with an innovative non-profit to hunt for greenhouse gas super-emitters responsible for the climate crisis.

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schnuddel / iStock / Getty Images Plus

By Jenna McGuire

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By Ayesha Tandon

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A view of Lake Powell from Romana Mesa, Utah, on Sept. 8, 2018. DEA / S. AMANTINI / Contributor / Getty Images

By Robert Glennon

Interstate water disputes are as American as apple pie. States often think a neighboring state is using more than its fair share from a river, lake or aquifer that crosses borders.

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