environment and natural resources

Dolphins use healing properties of coral, study suggests

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Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — In the Red Sea off the coast of Egypt, bottlenose dolphins were spotted in 2009 doing something unusual. They lined up to rub their bodies against coral. They were choosy about which type … Read more

California reservoirs: The state’s two largest are already at ‘critically low levels’ and the dry season is just starting

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CNN — Against the backdrop of the water crisis in the Colorado River Basin, where the country’s largest reservoirs are plunging at an alarming rate, California’s two largest reservoirs — Shasta Lake and Lake Oroville — are facing a similar struggle. Years of low rainfall and snowpack and more intense heat waves have fed directly … Read more