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

    Pond scum can release a paralyzing pollutant into the air

    New study finds blooms of blue-green algae can seed the air with a poisonous pollutant.

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  2. Animals

    A common antibiotic might save some sick corals

    The antibiotic amoxicillin stopped tissue death in corals for at least 11 months after treatment.

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  3. Health & Medicine

    Warning: Wildfires might make you itch

    Western wildfires are on the rise due to climate change and land use. Now a study adds eczema to the list of health risks that smoke might trigger.

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  4. Earth

    Only 3 percent of Earth’s land is unchanged by people

    A sweeping survey of land-based ecosystems finds that very few still support all the animals they used to. Reintroducing lost species could help.

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  5. Animals

    Changing people’s behavior can make bear life better

    Black bears don’t always live life on the wild side. More and more, they live near people. Here’s how people and bears can get along.

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  6. Plants

    Urban gardens create a buffet for bees

    City gardens provide a huge amount of nectar and pollen for pollinators, making them an essential conservation tool.

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  7. Agriculture

    Healthy soils are life-giving black gold

    Scientists explain why everyone needs to value the soils beneath our feet — and why we should not view them as dirt.

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  8. Ecosystems

    Can people protect as much space as nature needs?

    To save biodiversity, nations are drafting a plan to protect 30 percent of Earth by 2030. Up for debate is how best to do that.

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  9. Chemistry

    Here’s how to make flip-flops biodegradable

    Innovative flip-flops made from an algae-based plastic decompose in soil or compost. The comfy shoes also avoid use of fossil fuels.

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