MS-LS2-1

Analyze and interpret data to provide evidence for the effects of resource availability on organisms and populations of organisms in an ecosystem.

  1. Science stars are on display at the White House

    One hundred students from 30 states participated in the fourth annual White House Science Fair in Washington, D.C.

    By Stephen Ornes
  2. Plants

    Taking a long look at lichen

    Lichens may not look like much, but they play a vital role in our ecosystems. ISEF finalist Madeline Handley decided learn more about the lichens in her native Alaska.

    By Bethany Brookshire
  3. Animals

    Tiny earthworms’ big impact

    Invasive earthworms change North American landscapes, for better or worse.

    By Cecile LeBlanc
  4. Oceans

    Sea changes

    Carbon dioxide is making the oceans more acidic.

    By Stephen Ornes
  5. Environment

    Cleaning up fish farms

    Although fish farms can supply lots of food, these operations may also cause pollution and hurt wild populations.

    By Kate Ramsayer
  6. Animals

    A fallout feast for crabs

    Crabs can take advantage of hot, toxic plumes from undersea vents to feed on poisoned plankton.

    By Emily Sohn
  7. Animals

    Booby brothers and bullies

    Baby brown boobies can be pretty rough and tough in the nest.

    By Emily Sohn