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greenpower.sPubDate = "8/25/2004 7:37:00 PM GMT";
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greenpower.appHeader = "FACT FILE | Green power gallery";
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greenpower[i-1].body = "<b>\"Green power\"</b> actually takes in a range of renewable energy technologies. Click on the headings above for quick facts on the leading technologies for generating electricity.  <br><b>Cost comparisons:</b> The cost of gas-fired electricity is estimated at 3-4 cents per kilowatt-hour, coal at 2-6 cents and nuclear at 2-14 cents. The average home might use 12,000 kilowatt-hours per year.";

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greenpower[i-1].body = "<b>How it works:</b> Arrays of photovoltaic cells convert solar rays to electricity.  <br><b>Where it&#146;s at:</b> A must for folks who want to live &#147;off the grid.&#148; Thin-film technology and economies of scale are reducing the relatively high cost of manufacturing solar arrays.  <br><b>What it costs:</b> 12 to 40 cents per kilowatt-hour.  <br><b>More info:</b> <a href=http://www.nrel.gov/ncpv/ target=_blank>National Center for Photovoltaics</a>";

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greenpower[i-1].body = "<b>How it works:</b> Wind currents turn turbines that generate electricity.  <br><b>Where it&#146;s at:</b> Technological advances have made wind power competitive with fossil-fuel generation &#150; if you have the right site for your turbine farm. Wind generates about 1 percent of America&#146;s electricity, 15 percent of Denmark&#146;s.  <br><b>What it costs:</b> 3 to 9 cents per kilowatt-hour.  <br><b>More info:</b> <a href=http://www.nrel.gov/wind/ target=_blank>National Wind Technology Center</a>";

greenpower[i++] = new Array("","HYDRO","","/news/wld/images/space/Green/hydro.jpg","","", "", "", "", "", "right", "", "", "132", "200", "", "", "", "", "");
greenpower[i-1].body = "<b>How it works:</b> Water currents turn turbines that generate electricity.  <br><b>Where it&#146;s at:</b> Hydro produces 7 percent of America&#146;s electrical power, but only 2,400 of the nation&#146;s 80,000 dams are used for hydro. Small, environmentally sound facilities could help boost capacity.  <br><b>What it costs:</b> 5 to 12 cents per kilowatt-hour.  <br><b>More info:</b> <a href=http://www.small-hydro.com/ target=_blank>International Small-Hydro Atlas</a>";

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greenpower[i-1].body = "<b>How it works:</b> Hydrogen and oxygen are combined to produce water and electricity.  <br><b>Where it&#146;s at:</b> Stationary fuel cells can produce electricity for homes and businesses, but the infrastructure for hydrogen fuel still has to be developed. Today&#146;s fuel-cell facilities still use carbon-containing fuel such as natural gas.  <br> <b>What it costs:</b> 8 to 15 cents per kilowatt-hour.  <br><b>More info:</b> <a href=http://msnbc.msn.com/id/3072049/>\"Surviving the Greenhouse\"</a>";

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greenpower[i-1].body = "<b>How it works:</b> Organic waste and vegetation, ranging from straw to landfill gas, are burned to power turbines that produce electricity. Ethanol and \"biodiesel\" are produced for cars.  <br><b>Where it&#146;s at:</b> Co-firing with conventional fuels is a low-risk, low-cost power solution.  <br><b>What it costs:</b> 3 to 9 cents per kilowatt-hour.  <br><b>More info:</b> <a href=http://www.eere.energy.gov/biomass/ target=_blank>Biopower</a>";

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greenpower[i-1].body = "<b>How it works:</b> Steam from beneath Earth&#146;s surface turns turbines to produce electricity.  <br><b>Where it&#146;s at:</b> Power generation is feasible only in certain areas, and environmental concerns limit its application. Heat pumps are used more widely for home heating and cooling.  <br><b>What it costs:</b> 4 to 6 cents per kilowatt-hour.  <br><b>More info:</b> <a href=http://www.eere.energy.gov/geothermal/ target=_blank>Geothermal Energy Program</a>";

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greenpower[i-1].body = "<b>How it works:</b> Coastal waves compress air in chambers, powering turbines to generate electricity. Deep currents can also turn the turbines.  <br><b>Where it&#146;s at:</b> Several companies are pursuing projects, but can the expensive-to-build facilities stand up to rough seas?  <br> <b>What it costs:</b> 4 to 9 cents per kilowatt-hour.  <br><b>More info:</b> <a href=http://www.energy.ca.gov/development/oceanenergy/ target=_blank>Calif. Energy Commission: Wave Energy</a>";

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