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'Rock Star' Botanist Rappels Down Cliffs to Save Hawaii's Rarest Plants

After the heavy rains and high winds of two rare, large storms, Hawaiian botanists are hoping the islands’ rarest plants have come through unscathed. Thanks to its geographic isolation in the middle of the Pacific Ocean, the Aloha state is home to an incredible bounty of unique native plants, some 1,200 species, 90 percent of which are not found anywhere else in the world. However, Hawaii has also become the endangered species capital of the United States, home to nearly 40...

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