HS-LS2-7

Design, evaluate, and refine a solution for reducing the impacts of human activities on the environment and biodiversity.

More Stories in HS-LS2-7

  1. Animals

    Which way is up? Insects may lose track near artificial lights

    Flying insects may use light to figure out where the sky is. But artificial lights can send them veering off course, high-speed video suggests.

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  2. Life

    Has the Endangered Species Act saved species from extinction?

    After 50 years, this landmark law has kept many species alive — but few wild populations have recovered enough to come off the “endangered” list.

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  3. Oceans

    Shading corals during midday heat can limit bleaching

    Shading coral reefs during the sunniest part of the day may help corals survive marine heat waves.

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  4. Environment

    Pumping cold water into rivers could help fish chill out

    Hundreds of salmon, trout and other fish sought shelter from summer heat in the human-made cool zones. These areas may help fish adapt to river warming.

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  5. Tech

    Bits of trees can make and store energy for us to use

    This cellulose and lignin, two major building blocks of trees, could lead to greener electronics.

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  6. Animals

    Adult corals have been frozen and revived for the first time

    Living corals could be frozen for safekeeping. Scientists could later revive them to restore reef ecosystems that are withering in warming seas.

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  7. Oceans

    Summer 2023 is when the ocean first turned ‘hot tub’ hot

    Unfortunately, scientists worry that this atypical sea warming may actually be the beginning of an unwelcome new ‘normal.’

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  8. Tech

    Horses are inspiring this roboticist to build trustworthy robots

    Computer scientist Eakta Jain is looking at human-horse interactions for ideas about how to design robots that work well with people.

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  9. Environment

    Fungi help rescue crops being harmed by microplastics

    Microplastics in the soil hinder plant growth. But two finalists at Regeneron ISEF found that fungi and farm waste can reduce the harm.

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