MS-ESS2-2

Construct an explanation based on evidence for how geoscience processes have changed Earth's surface at varying time and spatial scales.

  1. Earth

    Ash blast

    Tiny particles ejected from a 2010 volcanic eruption pose big problems.

    By Stephen Ornes
  2. Earth

    Ice on the move

    Flowing glaciers help scientists study climate change.

    By Alexandra Witze
  3. Earth

    Digging into a tsunami disaster

    A powerful earthquake under the Indian Ocean changed Earth's surface and spin.

    By Emily Sohn
  4. Earth

    Ancient heights

    Leaf fossils can help track the rise and fall of mountain ranges.

    By Emily Sohn
  5. Earth

    A volcano wakes up

    Earthquakes, small eruptions, and a new lava dome unsettle Mount St. Helens.

    By Kate Ramsayer
  6. Earth

    Distant quake changes geyser eruptions

    An Alaskan earthquake changed the timing of geysers thousands of miles away.

    By Emily Sohn