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You know from previous blog posts that tree rings contain a lot of climate information encoded in the thickness of each annual ring, including information about temperature and precipitation as well as some occasional information about fires, floods and other impactful events. But you might not know that tree rings can also be used to…
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Those of you who like to read about climate and history will be interested in this story published by AgWeb back in December. It talks about the severe loss of topsoil in North Dakota during the Dust Bowl and how shipping buffalo bones east further reduced soil fertility in the area because of the loss…
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Vegetable and Specialty Crop News posted a story from UGA about the benefits of monitoring soil moisture by preventing overwatering by irrigation. Soil moisture sensors can be fairly inexpensive and can help prevent overirrigation, which can improve input costs. We also have soil moisture available at the UGA Weather Network stations around Georgia. You can…
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The National Weather Service’s Southeast River Forecast Center has released their latest water outlook on YouTube. You can view it at https://www.youtube.com/watch?v=mCEYBR7tNoY&feature=youtu.be.
Posted in: Climate outlooks -
In spite of the warming temperature trend in the Arctic described in the other story I posted today, this year has been an exception. The polar vortex this year has been tightly contracted around the North Pole, leading to very cold temperatures in the interior of Alaska and an increase (at least for this year)…
Posted in: Climate and Ag in the news -
While the rapid disappearance of sea ice in the Arctic has been big news as the poles get warmer (especially the North Pole, which has ocean beneath it rather than a big chunk of ice like the South Pole does), another important story is just starting to be recognized. That is the thawing of the…
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While carbon dioxide and methane are the two most common greenhouse gases, nitrous oxide is also a potent contributor to our warming climate. Overuse of fertilizers containing nitrogen in farming has been identified as one of agriculture’s contributions because it can contribute to the addition of nitrous oxide to the atmosphere. Recently scientists at Auburn…