Earth

  1. Earth

    AGU conference on climate and civilizations

    Ancient trash piles yield Everglades trees, plus 'green' Vikings and more in meeting news.

    By
  2. Earth

    A matter of gravity

    A new map of Earth’s gravitational field is the sharpest ever acquired.

    By
  3. Humans

    Record ‘Arctic’ ozone minimum expands beyond Arctic

    In mid-March, our online story about the thinning of stratospheric ozone over the Arctic noted that conditions appeared primed for regional ozone losses to post an all-time record. On April 5, World Meteorological Organization Secretary-General Michel Jarraud announced that Arctic ozone had indeed suffered an unprecedented thinning. And these air masses are on the move to mid-latitudes.

    By
  4. Life

    Worries grow over monarch butterflies

    Migrants overwintering in Mexico rebounded somewhat this past winter, but still trending downward.

    By
  5. Earth

    Earth/Environment

    A new explanation of cold northeast winters, plus shrinking newborns and the Russian heat wave in this week’s news.

    By
  6. Humans

    Climate meddling dates back 8,000 years

    Cutting down trees put lots of carbon into the atmosphere long before the industrial revolution began.

    By
  7. Earth

    Major earthquakes not linked

    Global seismic risks don’t rise following big events, scientists say.

    By
  8. Earth

    Earth/Environment

    Monsoons may have sped India's tectonic plate, plus saber-toothed reptiles and leaden bones in this week's news.

    By
  9. Humans

    Noise is what ails beaked whales

    Large-scale experiments reveal a sensitivity to sonar, apparently at lower levels than other species.

    By
  10. Earth

    Global gale warning

    Over the world’s oceans, the strongest winds may be getting more powerful, a new study shows.

    By
  11. Life

    Fruit-eating fish does far-flung forestry

    Overfishing may be robbing trees in the Amazonian floodplain of vital seed dispersers.

    By
  12. Earth

    Earth/Environment

    Nuclear-test monitoring eavesdrops on volcanoes, too, plus tiny tar balls and nonstick hemoglobin in this week’s news.

    By