Coral reefs near the Florida Keys are being destroyed, with scientists reporting a “heartbreaking” decline over the past three decades. NBC’s Kerry Sanders meets with researchers who say warming water temperatures are just one part of the problem. Nitrogen from fossil fuels, wastewater and agricultural runoff is also threatening the fragile underwater ecosystem.» Subscribe to NBC News: [ Ссылка ]
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More Than Just Rising Temperatures To Blame For Florida Keys Coral Dying | NBC Nightly News

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