MS-LS2-4

Construct an argument supported by empirical evidence that changes to physical or biological components of an ecosystem affect populations.

More Stories in MS-LS2-4

  1. Health & Medicine

    Let’s learn about allergies

    Allergies are caused by the body’s immune system overreacting to harmless substances.

    By
  2. Microbes

    Mouth-crawling superbugs cause severe cavities in kids

    In kids with severe tooth decay, fungi and bacteria team up to create superorganisms that can crawl across teeth.

    By
  3. Archaeology

    Neandertals were a lot like our human ancestors

    From toolmaking to healthcare, new research finds that Neandertals shared many cultural and social similarities with our human ancestors.

    By
  4. Environment

    Microplastic pollution aids viruses and prolongs their infectivity

    The tiny plastic bits give these germs safe havens. That protection seems to increase as the plastic ages and breaks into ever smaller pieces.

    By
  5. Health & Medicine

    An asthma treatment may also help tame cat allergies

    Adding a therapy used to treat asthma improved cat allergy symptoms for more than a year, a small study found.

    By
  6. Health & Medicine

    Scientists Say: Infection

    Infections range from mild illnesses, such as the common cold, to deadly diseases, such as rabies.

    By
  7. 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.

    By
  8. Earth

    Analyze This: Wildfires are pumping more pollution into U.S. skies

    Researchers wanted to study the health effects of wildfire smoke. But they realized they didn’t know where it was and how much exposure people had.

    By
  9. Health & Medicine

    Should we use a genetic weapon against mosquitoes carrying malaria?

    One gene drive to eliminate malaria seems to work in the lab. Now it’s time to ask local people if they want it released in the wild.

    By