Science & Environment

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National Park Service anniversary is bittersweet in face of growing perils

The service is waiving the entrance fee this month for all 408 of its national parks, monuments, and other protected sites, including iconic landmarks like the Grand Canyon.

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Today in eco-history: Civilian Conservation Corps created

The CCC planted nearly three billion trees across the country, constructed more than 800 parks, updated fire fighting methods for forested areas, built dams, and built public roadways.