NASA: National Aeronautics and Space AdministrationEarth Observatory

Headlines: April 2002

  1. March 2002
  2. May 2002
  1. Cold, Hard Facts of Ice in Hurricanes
    April 30, 2002

    New research indicates that the quantity of ice particles in the upper layers of a hurricane seems to affect temperature differences between the storm and the surrounding air, and may help predicting if a storm will strengthen or weaken. (UPI, Ananova, Spaceflightnow.com)

  2. Weather Forecast: Wait for El Nino
    April 29, 2002

    The National Oceanic and Atmospheric Administration has said since February that an El Nino is on the way, and but the world is still waiting. (LATimes.com)

  3. Iceberg Clogs Antarctic Food Chain
    April 26, 2002

    A Connecticut-sized iceberg is clogging part of the Ross Sea in Antarctica, and disrupting native wildlife. (Discovery.com, Times of India, Agence France Presse, United Press International, New Scientist)

  4. Record Warm Start to 2002
    April 26, 2002

    UK scientists say the last three months were globally the warmest January, February and March since records began. (BBC News)

  5. Hurricanes Reduce Carbon Sinks
    April 23, 2002

    Hurricanes significantly lessen the capacity of US forests to sequester atmospheric carbon, US Forest Service researcher says. (SpaceDaily.com)

  6. Farmland, Forests Can Absorb Greenhouse Gases
    April 23, 2002

    An estimated 3.5 billion tons of carbon dioxide, a major greenhouse gas, could be removed from the atmosphere by using farmland and forests to absorb it. (Reuters)

  7. Climate Change Appears to Be Having a Global Impact on Life
    April 22, 2002

    A comprehensive summary has revealed the dramatic extent of disruptions now being experienced by Earth?s species as a result of global warming. (Spacedaily.com)

  8. Satellite Quartet to Track Earth?s Most Precious Resource
    April 22, 2002

    A successful launch next month of a nearly $1 billion satellite, Aqua, would mark the fourth spacecraft NASA has sent into orbit recently to follow the global movement of life?s most precious resource: water. (AP, Space.com)

  9. Changing Ice World in Terra Sights
    April 21, 2002

    Instruments on NASA?s Terra satellite have observed calving of an iceberg and the breakup of an ice shelf in Antarctica. (SpaceDaily.com)

  10. Oceans Swell Towards New El Nino
    April 12, 2002

    According to the National Oceanic and Atmospheric Administration (NOAA), ocean temperatures in the tropical eastern Pacific Ocean continue to rise and are now up to 3 degrees Celsius above normal off the shores of Ecuador and Peru. (NewScientist.com, Discovery.com)

  11. Climate Change Will Unbalance Ecosystems
    April 11, 2002

    Researchers from the University of Kansas say that climate changes over the next 50 years will throw delicate ecosystems off balance, reducing the range of many species and bringing new predators and prey together. (Reuters, ENN.com, Nature)

  12. Amazon River Exhaling Excessive CO2
    April 11, 2002

    Satellite imagery and streamflow measurements have revealed that the amount of carbon dioxide coming from waterways and flooded areas in the Amazon basin is triple what it was expected to be. (CNN.com)

  13. Global Warming Brings Half World's Population Under Disease Threat
    April 9, 2002

    Chinese meteorological experts warned that global warming may cause wide prevalence of deadly infectious diseases, such as malaria and dengue fever. (Xinhua News Agency)

  14. Forecaster Trims Hurricane Prediction, Expects Active Season
    April 5, 2002

    William Gray at Colorado State University is still calling for an above-average number of tropical cyclones in the Atlantic Ocean this year. He is expecting 12 named storms, 7 of them hurricanes, and 3 of those major hurricanes. (USAToday.com)