Current Events

  • Irish Chronicles Document Links Between Volcanoes and Weather
    A study of over 40,000 written entries in Irish Annals and ice core measurements shows a strong corr...Read more

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    Irish Chronicles Document Links Between Volcanoes and Weather

    A study of over 40,000 written entries in Irish Annals and ice core measurements shows a strong correlation between the occurrence of volcanic eruptions and extreme cold weather in Ireland over a 1200 year period. Data analyzed in this study cover the period from 431 to 1649, during which time up to 48 volcanic eruptions are identified in Greenland ice core records through deposition of volcanic sulfate in annual layers of ice. You can find the study (open access), published on 6 June 2013 in IOP Publishing's journal Environmental Research Letters, at http://iopscience.iop.org/1748-9326/8/2/024035/article. Find out more about how volcanoes can influence climate.
  • EF-5 Tornado in El Reno, Oklahoma Widest Ever Recorded in US
    The EF-5 tornado that hit El Reno, Oklahoma on May 31st was the widest ever recorded in the US, acco...Read more

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    EF-5 Tornado in El Reno, Oklahoma Widest Ever Recorded in US

    The EF-5 tornado that hit El Reno, Oklahoma on May 31st was the widest ever recorded in the US, according to the National Weather Service in Norman Oklahoma. The tornado, which remained on the ground for 40 minutes and reached 2.6 miles across (4.2 km), took the lives of 18 people including storm chasers Tim Samaras, Paul Samaras and Carl Young. For more information on the tornado, visit http://ow.ly/i/2hfDG.
  • 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.
Photo of Patrick Chuang, a professor of Earth and Planetary Sciences at UC Santa Cruz
Click on image for full size
Image Courtesy of Graham Feingold

Dr. Patrick Chuang

Hi!

Like a lot of other people in the VOCALS project, I spend a lot of time thinking about clouds. I like studying clouds, not only because they're so important for weather and climate, but also because everyone can relate to them. During VOCALS, we'll be measuring the size and concentration of cloud and drizzle drops from an aircraft using an instrument that we helped develop.

I became interested in climate when as an undergraduate I went to a public lecture about global warming, purely out of interest. This led to my taking a class on the subject when I was a junior, and then to pursuing my Ph.D. in Environmental Engineering Science at the California Institute of Technology.

A side benefit of being a field scientist is the opportunity to travel to all corners of the world. Typically, we spend four to six weeks in one location for each project, which is enough time to get a good feeling for the place, its people, and its culture (including the local food!). Over the 14 years that I've been doing field work, I've spent time in locations such as the Canary Islands, South Korea, the Caribbean island of Antigua, Mexico City, Houston, TX, and now Chile. We also do quite a bit of field work in our own back yard, as the coast of California is a great place to study clouds.

One of the things I do to try to minimize my carbon footprint is bike to work. The main campus of UC Santa Cruz is at the top of a hill that's about 240 meters (800 feet) high, so even though it's only ten kilometers (six miles) from my house, it's quite a work out to get to school every morning! I really enjoy the ride, though, since it's good exercise and good for the environment. Each time I bike to work instead of driving, that's five fewer pounds of carbon dioxide that is emitted to the atmosphere. Over the course of a year, that's about a thousand pounds of CO2 that I've saved!

Last modified September 18, 2008 by Becca Hatheway.

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