News tagged with water heating
US Solar Decathlon seeks best sun-powered homes
Oct 08, 2009 |
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For the past week on the National Mall in Washington, international crews have been busy putting up structures for an event showcasing a radiant source of energy that some once revered as a god.
1930s home goes green
Aug 05, 2009 |
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A 1930s house built in 2008 is about to undergo the first of three energy efficiency upgrades which will ultimately convert an energy inefficient house into a zero carbon home designed to meet the Government's 2016 CO2 targets fo ...
Getting into hot water: Solar water heating pays for itself five times over
Mar 09, 2009 |
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An analysis of the engineering and economics for a solar water-heating system shows it to have a payback period of just two years, according to researchers in India. They report, in the International Journal of Global En ...
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Microwave zapping kills invasive species before the invasion
May 12, 2008 |
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Scientists in Louisiana are reporting development and successful testing of a new cost-effective system to kill unwanted plants and animals that hitch a ride to the United States in the ballast water of merchant ...
Tides Have Major Impact on Planet Habitability
Oct 13, 2008 |
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(PhysOrg.com) -- Astronomers searching for rocky planets that could support life in other solar systems should look outside, as well as within, the so-called "habitable zone," University of Arizona planetary ...
3 questions: Ben Weiss discusses what a wet moon might mean
Space & Earth / Space Exploration
Sep 30, 2009 |
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Last week, NASA and other agencies announced results from instruments aboard three different spacecraft which all indicate that there is water present in the surface soil, or regolith, of the moon. Although ...
Microwaving Water from Moondust (w/ Video)
Space & Earth / Space Exploration
Oct 08, 2009 |
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NASA is figuring out how to make water from moondust. Sounds like magic? "No magic--" says Ed Ethridge of NASA's Marshall Space Flight Center "-- just microwaves. We're showing how microwaves can extract water ...
Water heaters put solar energy within reach
Jan 21, 2009 |
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Andrei Mitran of Cary says he has no desire to live "off the grid." But when choosing a replacement for his 18-year-old hot water heater, the computer programmer says he decided to look into purchasing a solar unit.
Hot climate could shut down plate tectonics
Space & Earth / Earth Sciences
May 12, 2008 |
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A new study of possible links between climate and geophysics on Earth and similar planets finds that prolonged heating of the atmosphere can shut down plate tectonics and cause a planet's crust to become locked in place.
EarthTalk: What are some low-cost ways to make a home green?
Aug 11, 2009 |
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Dear EarthTalk: What are some simple low-cost improvements I can do to my home to make it greener? (Stefan Lonce, via e-mail)
Water heater choice and maintenance can reduce energy costs
Nov 13, 2008 |
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(PhysOrg.com) -- Between 16 and 18 percent of home energy is used to generate hot water, so hot water tank maintenance can pay big dividends on your energy bill.
ORNL, General Electric collaborate on super efficient electric water heater
Jun 05, 2008 |
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The Department of Energy's Oak Ridge National Laboratory and General Electric have collaborated to finalize, test and market the first product from a major brand to meet DOE's new Energy Star criteria for electric heat pump ...
Green heating and cooling technology turns carbon from eco-villain to hero
Nov 10, 2009 |
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Carbon is usually typecast as a villain in terms of the environment but researchers at the University of Warwick have devised a novel way to miniaturise a technology that will make carbon a key material in ...
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