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World Environment Day: What does the future hold for Earth's ecosystems?

Algae cover the surface of Wisconsin's Lake Mendota, likely from fertilizer flowing downstream.

Algae cover the surface of Wisconsin's Lake Mendota, likely from fertilizer flowing downstream.

Credit: UW-Madison


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Seagrasses provide critical habitat for crabs and other aquatic life.

Seagrasses provide critical habitat for crabs and other aquatic life.

Credit: NOAA


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Northeastern lakes were once a witches' brew of acidifying waters that killed fish and birds.

Northeastern lakes were once a witches' brew of acidifying waters that killed fish and birds.

Credit: NSF Hubbard Brook LTER Site


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LTER scientists in Alaska work to determine what affects forest recovery after a fire.

LTER scientists in Alaska work to determine what affects forest recovery after a fire.

Credit: Alaska Region/USFWS


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The Organ Mountains are a backdrop for the Chihuahuan Desert and encroaching city of Las Cruces.

The Organ Mountains are a backdrop for the Chihuahuan Desert and encroaching city of Las Cruces.

Credit: Curtis Monger, New Mexico State University


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The so-called

The so-called "industrial lawn," often found in U.S. suburban and urban areas.

Credit: E. Harris, Clark University


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