MS-ESS3-4

Construct an argument supported by evidence for how increases in human population and per-capita consumption of natural resources impact Earth's systems.

More Stories in MS-ESS3-4

  1. Climate

    Analyze This: Climate change could make food less healthy

    Levels of important nutrients are lower in crops exposed to high levels of carbon dioxide, a greenhouse gas. How high? Try levels expected to be typical 30 years from now.

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  2. Life

    Cities drive animals and plants to evolve

    Biologists are finding that some species have used genetic changes to evolve — adapt — to the pollution and other stressors that they encounter in cities.

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  3. Ecosystems

    America’s duck lands: These ‘potholes’ are under threat

    North America’s prairies are in trouble. Scientists race against the clock for clues about how to save the plants — and animals — that call it home.

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  4. Oceans

    Beaches can be a germy playground

    Infectious microbes can flourish on sandy beaches. Scientists are now exploring how to find and monitor these hotspots for pollution that can make vacationers sick.

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  5. Life

    Plants, animals adapt to city living

    Cities have turned into experiments in evolution for both plants and animals, from the taste of clover to the stickiness of lizards’ toes.

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  6. Environment

    Scientists Say: Plastisphere

    As plastic floats in the ocean, it can acquire its own colony of microbes and algae. We call this ecosystem the plastisphere.

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  7. Environment

    Fighting big farm pollution with a tiny plant

    Fertilizer runoff can fuel the growth of toxic algae nearby lakes. A teen decided to harness a tiny plant to sop up that fertilizer.

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