Topic: Erosion
You might have noticed the sides of some freeways covered in bright green stuff. This is called hydromulch, and it could also be crucial for recovering from a forest fire. More — on today’s Earth and Sky.
Related PLT Activities
- PreK-8 Guide
- The Changing Forest: Forest Ecology (9-12)
- Exploring Environmental Issues: Focus on Risk (9-12)
Seattle has developed an innovative way to control storm water runoff that helps protect critical habitat for salmon and other wild creatures. Drainage systems that mimic nature — today on Earth and Sky.
Related PLT Activities
- PreK-8 Guide
- The Changing Forest: Forest Ecology (9-12)
- Exploring Environmental Issues: Focus on Forests (9-12)
- Exploring Environmental Issues: Focus on Risk (9-12)
A shallow stream that meanders across a meadow may look placid, but moving water over time carries an immense power to move soil. We’ll talk more about streambank erosion.
Related PLT Activities
- PreK-8 Guide
- Exploring Environmental Issues: Focus on Forests (9-12)
What happens when the smoke clears after a wildfire? Often the rains come and there’s a damaging flood. Learn more about wildfire and soil erosion — on today’s Earth and Sky.
Related PLT Activities
- PreK-8 Guide
- The Changing Forest: Forest Ecology (9-12)
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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.
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