Current Events

  • Atmospheric CO2 Level Tops 400 ppm
    During the week of May 13th, the CO2 level at the Mauna Loa Observatory in Hawaii topped 400 ppm rep...Read more

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    Atmospheric CO2 Level Tops 400 ppm

    During the week of May 13th, the CO2 level at the Mauna Loa Observatory in Hawaii topped 400 ppm repeatedly. Daily levels of CO2 can vary due to weather, and there are seasonal trends as well. The level of atmospheric greenhouse gases continues to increase, now over 120 ppm since the Industrial Revolution began. For more on the Keeling Curve, see http://keelingcurve.ucsd.edu/. Find out more about greenhouse gases and warming.
  • Massive Tornado Outbreak on Tornado Alley
    The week of May 19 brings dozens of tornadoes to Tornado Alley in the states of Oklahoma, Kansas, Io...Read more

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    Massive Tornado Outbreak on Tornado Alley

    The week of May 19 brings dozens of tornadoes to Tornado Alley in the states of Oklahoma, Kansas, Iowa, Illinois and Missouri. On May 20th, a massive tornado struck Moore, Oklahoma, devastating communities - destroying over 100 homes and hitting two elementary schools and a hospital - with many casualties and deaths. Our thoughts are with our friends and colleagues suffering from these storms. For more on the May 20th storms, see the NOAA Storm Prediction Center Storm Report.
  • Kansas Legislator Proposes Bill to Outlaw Sustainability Education
    A bill has been introduced in the Kansas legislature this week that would prohibit the promotion of ...Read more

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    Kansas Legislator Proposes Bill to Outlaw Sustainability Education

    A bill has been introduced in the Kansas legislature this week that would prohibit the promotion of sustainability. Here is a link to the one-page bill: http://www.kslegislature.org/li/b2013_14/measures/documents/hb2366_00_0000.pdf. See report on Bloomberg News.
The scientific results of the VOCALS field campaign are based on analysis of observations made by instruments located on ships, aircraft, and land. This map shows the paths followed by ships and planes over the Southeast Pacific and the observation stations along the coasts of Chile and Peru.
Click on image for full size
Courtesy of Robert Wood

What are the results of VOCALS?

Scientists must work very hard! It will take time for them to understand the information they collected during VOCALS. They must study the measurements and use them to improve their models of clouds, weather, and climate. Eventually, they will tell others what they have learned by writing papers and giving talks to each other at scientific meetings.

For a whole month, the scientists were able to make measurements of changes in the ocean currents, ocean upwelling, winds, and air pollution. The results of all these measurements have helped scientists to better understand the atmosphere, the clouds, and rain found over the ocean and close to the Andes Mountains.

Won't it be great if the results of VOCALS help scientists to make predictions of future climate? Predictions are very important to people around the world who live where climate will change the most. They are in danger from such things as sea level rise, heat waves, drought, severe rainstorms, and changes in growing seasons. The results of VOCALS really makes a difference to people in may places!

Last modified September 17, 2008 by Susan Foster.

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