Carolyn is the Earth & Climate writer at Science News. Previously she worked at Science magazine for six years, both as a reporter covering paleontology and polar science and as the editor of the news in brief section. Before that she was a reporter and editor at EARTH magazine. She has bachelor’s degrees in Geology and European History and a Ph.D. in marine geochemistry from MIT and the Woods Hole Oceanographic Institution. She’s also a former Science News intern.

All Stories by Carolyn Gramling

  1. algal bloom
    Ecosystems

    Humans are overloading the world’s freshwater bodies with phosphorus

    Human activities are driving phosphorus levels in the world’s lakes and other freshwater bodies to a critical point.

  2. agricultural fields
    Earth

    Gassy farm soils are a shockingly large source of these air pollutants

    California’s farm soils produce a surprisingly large amount of smog-causing air pollutants.

  3. illustration of hellscape
    Earth

    Life may have been possible in Earth’s earliest, most hellish eon

    Heat from asteroid bombardment during Earth’s earliest eon wasn’t too intense for life to exist on the planet, a new study suggests.

  4. ominous clouds
    Earth

    Overlooked air pollution may be fueling more powerful storms

    The tiniest particles in air pollution aren’t just a health threat. They also strengthen thunderstorms, new research suggests.

  5. fracked well
    Earth

    Volume of fracking fluid pumped underground tied to Canada quakes

    Study links volume of fracking fluid injected underground with hundreds of quakes in central Canada, and not the rate at which the fluids were injected.

  6. daphnia
    Climate

    Rising CO2 in lakes could keep water fleas from raising their spiky defenses

    Rising CO2 in freshwaters may change how predators and prey interact in lakes.

  7. Earth's ionosphere
    Planetary Science

    NASA is headed to Earth’s outermost edge

    NASA’s upcoming GOLD mission will study the charged border between Earth and space.

  8. Yellowstone
    Earth

    A sinking, melting ancient tectonic plate may fuel Yellowstone’s supervolcano

    The subduction of an ancient tectonic plate may be the driving force behind Yellowstone’s volcanic eruptions.

  9. Climate

    These weather events turned extreme thanks to human-driven climate change

    Ruling out natural variability, scientists say several of 2016’s extreme weather events wouldn’t have happened without human-caused climate change.

  10. flooding in Louisiana
    Earth

    Federal maps underestimate flood risk for tens of millions of people, scientists warn

    New flood maps suggest that the U.S. government underestimates how many people live in floodplains.

  11. Larsen C ice shelf break
    Climate

    The Larsen C ice shelf break has sparked groundbreaking research

    The hubbub over the iceberg that broke off Larsen C may have died down, but scientists are just getting warmed up to study the aftermath.

  12. Hunga Tonga-Hunga Ha’apai
    Earth

    Watching this newborn island erode could tell us a lot about Mars

    The birth and death of a young volcanic island in the Pacific Ocean may shed light on the origins of volcanoes in Mars’ wetter past.