More efficient technology combined with low costs and good wind resources are making wind cost-competitive with some of the cheapest forms of fossil energy in the Midwest.
President Barack Obama is ordering the federal government to nearly triple to 20 percent its use of renewable sources for electricity by 2020.
There are those who say that the U.S. needs to focus more on innovation to create new clean energy technologies, rather than relying entirely on existing technologies like solar PV and land-based wind.
Unfortunately, most states rely almost exclusively on historical data to estimate the frequency and severity of future natural disasters when planning for future natural disasters. But as our climate warms, we can no longer assume that our past experience is an accurate gauge for future disasters. Climate disruption is already changing precipitation patterns, causing sea levels to rise, and increasing the possibility of weather extremes, which means that floods, droughts, wildfires, and major storms are likely to be more frequent or severe than they were in the past.