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Spring Flooding 2012
Spring floods are a common situation. This is due to winter snowfall melting from where it had accumulated and adding to the normally higher spring rain storms. Last winter was fairly warm and snowfall did not accumulate, For the first time in four years, no area of the country faces a high risk of major…
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Solar Power in Poor Rural Areas
Solar power works best of course where the sun is brightest. However, another major factor is the capital cost for a solar installation. If your are poor, you cannot get started easily. One of the big opportunities positive climate action has presented the developing world is the chance to leapfrog a generation of energy technology…
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Gasoline Versus Diesel Oil for Organic Aerosols
The exhaust fumes from gasoline vehicles contribute more to the production of a specific type of air pollution-secondary organic aerosols (SOA)-than those from diesel vehicles, according to a new study by scientists from the Cooperative Institute for Research in Environmental Sciences (CIRES). Secondary organic aerosols, tiny “tar balls” resulting from combustion products of internal combustion…
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Blue Whales and Man Made Noise
Blue whale vocal behavior is affected by man-made noise, even when that noise does not overlap the frequencies the whales use for communication, according to new research published Feb. 29 in the open access journal PLoS ONE. The whales were less likely to emit calls when mid-frequency sonar from ships was present, but were more…
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Carbon Sequestration in Illinois
Carbon capture and sequestration, refers to technology attempting to prevent release of large quantities of CO2 into the atmosphere. The process is based on capturing carbon dioxide (CO2) from large point sources and storing it where it will not enter the atmosphere. One of these methods is to inject it into the ground. Geologists are…
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Transparent Iron
When one thinks of iron one thinks of a dull grey solid. Transparent iron is an odd thought. The effect of electromagnetically induced transparency (EIT) is a known phenomena from laser physics. With intense laser light of a certain wavelength it is possible to make a non-transparent material transparent for light of another wavelength. This…
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Marguerite Bay Glaciation
Marguerite Bay or Margaret Bay is an extensive bay on the west side of the Antarctic Peninsula, which is bounded on the north by Adelaide Island and on the south by Wordie Ice Shelf, George VI Sound and Alexander Island. A new paper reports glacial geological data that provide evidence for the timing of ice-sheet…
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Newegg Launches Eco-Friendly “1 Ton Challenge” Campaign
Newegg Inc.,ENN sponsor of the month, in partnership with Gazelle, is launching a “1 Ton Challenge” campaign to divert one ton of consumer electronics from landfills through its trade-in and recycling program. The campaign coincides with Earth Month and runs now through April 30, 2011. During this time, Newegg visitors trade-in their used electronic items,…
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DigitalGlobe Partners with Extreme Ice Survey to Monitor World’s Glaciers
A new report released this week by high-resolution satellite imagery provider DigitalGlobe in partnership with Extreme Ice Survey (EIS) reveals environmental changes as told by the world’s climate change barometers – glaciers. Using a combination of on-the-ground photography with satellite imagery to monitor the state of the world’s glaciers, the organizations issued the “Worldwide Glacier…
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ENN Community Launches
Great news today! We’ve launched a brand new community for ENN! This feature brings a whole new dimension to our site by creating a vibrant space for our readers and environmental enthusiasts to interact with each other and weigh in with YOUR opinions about topics related to our news articles. That’s right, it’s your turn…