Danish Island Is Energy Self-Sufficient (March 9) - It's a two-hour ferry ride to the Danish island of Samso — and it can seem like a trip back through time... Samso is an area about 40 square miles long with a permanent population of about 4,000 — all of them living a green dream. Take farmer Erik Andersen. His tractor runs on oil from rape seed, which he grows. His hot water and power come from his solar panels or wind turbines. There's not a fossil fuel in site. --snip-- To harness the wind, of which they have plenty, they...