Length: Class Period

Dragonflies: A Life in Air and Water

Explore the Half-Earth Project Map.

Half-Earth in the United States: A Mapping Design Challenge

Hummingbird beside a flower.

The Richness and Rarity of Hummingbirds

Marmot on a rock.

Marmot Mounds by Satellite

Baby and mother orangutan.

Orangutan Conservation with a Half-Earth Approach

Grey cat walking on a fence.

Your Pet’s Ecological Pawprint

California protected area in the Half-Earth Map.

Logic Puzzles for Biodiversity

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