The Southeast continues to lie under a mass of frigid air that came over the pole from Siberia, as I discussed in my post yesterday. This morning many record low temperatures were set, including a new record low for Key West, FL of 50 degrees. Fortunately, the winds were a…
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After some nice warm and sunny days, a blast of winter air will be returning to the Southeast by Thursday and will last for several days. The wind map below shows the push of frigid air into the region from Canada. You can see it in action at http://hint.fm/wind/ or…
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Recently NASA released a mesmerizing video of the movement of aerosols around the globe. You can watch the video and read a brief description here at onEarth.org. Aerosols can occur naturally (sea salt particles, pollen) but many are caused by burning of forests or output from manufacturing. On the video you…
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The strong storm that has affected the northeastern US this week has caused minimal problems for most dairy farmers in that region. Forecasts of the storm ahead of time allowed milk producers and haulers to reroute their trucks around the areas with the worst hazards, and the few dairies that…
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On this rainy Friday, I want to highlight a recent study which was published in Nature Communications. From Wikipedia: Petrichor (/ˈpɛtrɨkɔər/) is the earthy scent produced when rain falls on dry soil. The word is constructed from Greek, petra, meaning ‘stone’ + ichor, the fluid that flows in the veins…
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NOAA’s Earth System Research Laboratory has put out a video which shows the change in carbon dioxide over time in the atmosphere on a variety of time scales. It is interesting to see the difference between the Northern and Southern Hemispheres. The Northern Hemisphere has more land and less…
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The snow in the upper Midwest last week highlighted several interesting features in the landscape. One of them was a tornado path from an EF3 tornado that traveled along a 40 mile long path through a forested area northwest of Green Bay, Wisconsin in 2007. The Weather Channel has a…
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