Submission + - Four ways to harvest solar heat from roads (gizmag.com)
cylonlover writes: Anyone who has every tried walking barefoot on an asphalt road will know how good the substance is at storing solar heat – the heat-storing qualities of roadways has even been put forward as an explanation as to why cities tend to be warmer than surrounding rural areas. Not content to see all that heat going to waste, researchers from the University of Rhode Island (URI) want to put it to use in a system that harvests solar heat from the road to melt ice, heat buildings, or to create electricity.