HS-LS2-3

Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.

  1. Climate

    A change in climate

    Global warming may be wiping out some plants and animals or pushing them into new habitats.

    By
  2. Earth

    Deep drilling at sea

    Drilling holes deep into the seafloor unveils the ocean's past and hints at Earth's future.

    By