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Ethanol has increased America's carbon footprint and created a host of other problems

EarthTalk: The Unrealized Promise of Ethanol

EarthTalk® is a weekly environmental column made available to our readers from the editors of E/The Environmental Magazine Dear EarthTalk: I thought that putting ethanol in our gas tanks was going help fight climate change, but lately I’ve heard reports to the contrary. Can you enlighten?   – Bill B., Hershey, PA Ethanol and similar “biofuels” made from corn and other…

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he calving front of the Jakobshavn Glacier in western Greenland, as seen from NASA's P-3B aircraft on April 21, 2012

EarthTalk: Antarctic Ice Melt

EarthTalk® is a weekly environmental column made available to our readers from the editors of E/The Environmental Magazine Dear EarthTalk: To what extent is Antarctica really melting and what impact might it have on coastlines around the world? – Andrea Hutchinson, Cary, NC The Antarctic continent, roughly the size of the United States and Mexico combined, is composed of rock covered…

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The ocean currents and the Great Pacific Garbage Patch

EarthTalk: Ocean Debris

EarthTalk® is a weekly environmental column made available to our readers from the editors of E/The Environmental Magazine Dear EarthTalk: Recent news coverage of the disappearance of Malaysian Airlines Flight 370 reminded us all again of how much debris, including plastic, is in our oceans. To what extent is this a real problem that threatens ocean or human health?       …

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Founded by Amory Lovins, the Rocky Mountain Institute researches and promotes plans to rapidly wean the U.S. and the world off of fossil fuels

EarthTalk: How the Rocky Mountain Institute Believes We Can Wean Ourselves from Fossil Fuels

EarthTalk® is a weekly environmental column made available to our readers from the editors of E/The Environmental Magazine Dear EarthTalk: How does the Rocky Mountain Institute think we can get off of oil and coal by 2050 and save money in the process? – James Greenville, Redding, CTColorado-based sustainability think-tank Rocky Mountain Institute (RMI) was founded in 1982 by American physicist…

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wind energy represents the potential for rapid expansion of renewable energy in the United States

EarthTalk: The Growing Potential for Wind Energy

EarthTalk® is a weekly environmental column made available to our readers from the editors of E/The Environmental Magazine Dear EarthTalk: What is the latest prognosis for wind energy to command a larger piece of the renewable energy pie?  –  Peter M., Akron, OH Hydroelectric sources of power dwarf other forms of renewable energy, but wind energy has been a dominant second for…

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The rise in public transportation: Americans took 10.7 billion trips on public transportation in 2013—the highest number since the 1950s when many fewer of us owned our own cars

EarthTalk: The Rise in Public Transportation

EarthTalk® is a weekly environmental column made available to our readers from the editors of E/The Environmental Magazine Dear EarthTalk: What’s behind the rise in public transit in the U.S. in the last few years, and how does our transit use compare with that of other developed countries? – Angie Whitby, New Bern, NC Transit ridership is indeed at its highest…

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There are a variety of apps for environmental stewardship that help you make smarter choices as a consumer and citizen

EarthTalk: Mobile Apps for Environmental Stewardship

EarthTalk® is a weekly environmental column made available to our readers from the editors of E/The Environmental Magazine Dear EarthTalk: What are some cool apps that work with a mobile phone that can help me get in better touch with the environment? – Mitchell Brown, Troy, MI Not surprisingly, there are thousands of “green” apps out there that make it…

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