- People now build human-made beaver dams.
- The idea copies the effects of real beaver dams.
- This helps rivers and small streams.
- They keep water cooler in summer.
- They hold and store more water in the land.
- More plants and animals can live there.
- This may reduce damage from fires.
- Scientists study these dams to learn more.
- Projects are common in some places now.
- People work with local groups to help rivers.
Difficult words
- human-made — made by people, not by nature
- beaver — a small animal that builds dams
- dam — a barrier built to hold waterdams
- stream — a small flowing body of waterstreams
- reduce — to make something smaller or less
- scientist — a person who studies nature and dataScientists
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