HS-ESS2-7

Construct an argument based on evidence about the simultaneous coevolution of Earth systems and life on Earth.

More Stories in HS-ESS2-7

  1. Fossils

    Sudden shark die-off 19 million years ago eliminated most species

    New fossil evidence shows 90 percent of sharks died in the mysterious event.

    By
  2. Animals

    Let’s learn about dinosaurs’ fearsome neighbors

    Dinosaurs may get much of our attention, but there were plenty of other interesting critters during the Age of Reptiles, including our mammal ancestors.

    By
  3. Plants

    Dinosaur-killing asteroid radically changed Earth’s tropical forests

    The asteroid collision initially reduced the diversity in what had been sunny tropical rainforests. In time, the forests would become permanently darker.

    By
  4. Chemistry

    Extreme pressure? Diamonds can take it

    Diamond retains its structure even at extreme pressures, which could reveal how carbon behaves in the cores of some exoplanets.

    By
  5. Fossils

    The challenge of dinosaur hunting in deep caves

    Spelunkers aren’t the only people to find caves interesting. So do paleontologists. Though getting to work may be harrowing, they find it’s worth it.

    By
  6. Animals

    Minecraft’s big bees don’t exist, but giant insects once did

    Big bees buzz in Minecraft. In our world, blocky bees might starve and be stuck on the ground. Yet long ago, giant insects did roam our planet.

    By
  7. Earth

    A rainforest once grew near the South Pole

    A forest flourished within 1,000 kilometers of the South Pole. That was a while ago, as in millions of years ago.

    By
  8. Earth

    Study appears to rule out volcanic burps as causing dino die-offs

    New data on when massive volcanic eruptions happened do not match when the dinosaur mass extinction took place.

    By
  9. Environment

    Australian fires have imperiled up to 100 species

    As massive wildfires consume huge swaths of Australia’s bush, untold species — many of them found nowhere else — are now threatened with extinction.

    By