Topic: Invasive Species
Scientists at the Pacific Northwest National Laboratory in Washington are using NASA satellite images to track an invasion of cheatgrass.
Related PLT Activities
- PreK-8 Guide
- The Changing Forest: Forest Ecology (9-12)
Large ships like tankers or ocean cruisers carry a threat to Earth’s oceans — crabs, jellyfish, and other marine life that can relocate to unfamiliar shorelines. Aquatic accidental tourists — today on Earth and Sky.
Related PLT Activities
- PreK-8 Guide
- The Changing Forest: Forest Ecology (9-12)
- Exploring Environmental Issues: Focus on Risk (9-12)
Plants and animals adapt to environmental conditions. Today the world is changing at a very rapid clip — so it’s not surprising that the world’s biodiversity is affected. Some thoughts on biodiversity — coming up after on today’s Earth and Sky.
Related PLT Activities
- PreK-8 Guide
- The Changing Forest: Forest Ecology (9-12)
- Exploring Environmental Issues: Places We Live (9-12)
- Exploring Environmental Issues: Biodiversity (9-12)
A once-common tree of North American mountain forests is in serious decline. Up next — a scientist talks about conserving whitebark pine trees — on today’s Earth and Sky.
Related PLT Activities
- PreK-8 Guide
- The Changing Forest: Forest Ecology (9-12)
In the gold rush days, California had gold in its hills — and millions of native red-legged frogs in pristine wetlands. Both the wetlands and the frogs have declined, but there’s hope. Learn more — today on Earth and Sky.
Related PLT Activities
- PreK-8 Guide
- The Changing Forest: Forest Ecology (9-12)
- Exploring Environmental Issues: Focus on Risk (9-12)
About E&S Teachers Center
PROJECT LEARNING TREE® is an award winning Environmental Education program of the American Forest Foundation.
Enhance learning in your classroom with correlated PLT lessons. Hundreds of correlations have been developed combining PLT's award winning PreK-12 Environmental Education curriculum and Earth & Sky's radio series.
Browse the topics to the right to view the radio shows and activity correlations.
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