Studies Link Human Activity, Ecological Damage Two new studies tentatively link man-made intervention and ecological damage. One study concludes that urban sprawl triggered a nasty freeze in a southern Florida area that does not usually experience dramatic fluctuations in temperature. The second study involves man-made nitrates and water contamination. NPR's John Nielsen reports.
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Studies Link Human Activity, Ecological Damage

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Studies Link Human Activity, Ecological Damage

Studies Link Human Activity, Ecological Damage

Studies Link Human Activity, Ecological Damage

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  • <iframe src="https://www.npr.org/player/embed/1499301/1499302" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Two new studies tentatively link man-made intervention and ecological damage. One study concludes that urban sprawl triggered a nasty freeze in a southern Florida area that does not usually experience dramatic fluctuations in temperature. The second study involves man-made nitrates and water contamination. NPR's John Nielsen reports.