R:
Renewable Resources Maps and Data (NREL) - Provides high-quality renewable energy resource data for U.S. and international locations [Department of Energy (DOE), National Renewable Energy Laboratory (NREL)]

W:
Wind Powering America - Committed to dramatically increasing the use of wind energy to meet the growing demand for clean, renewable sources of electricity. [Department of Energy (DOE), Office of Energy Efficiency and Renewable Energy (EERE)]

Wind Research at NREL - Working in partnership with industry to develop larger, more efficient, utility-scale wind turbines for land-based and offshore installations [Department of Energy (DOE), National Renewable Energy Laboratory (NREL)]