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. 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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  2. 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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  3. 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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  4. 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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  5. 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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  6. 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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  7. Environment

    Sea life may suffer as plastic bits alter metals in water

    This interplay between plastics and metals could affect how each affects the environment — and suggests opportunities for controlling their risks.

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  8. Animals

    Cougars pushed out by wildfires took more risks around roads

    After an intense burn in 2018 in California, big cats in the region crossed roads more often. That put them at higher risk of becoming roadkill.

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  9. Environment

    Bacterial ‘living wires’ could help protect the seas and climate

    Long, thin bacteria that conduct electricity may be able to help clean up oil spills and reduce emissions of methane, a powerful greenhouse gas.

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