What’s Driven the Dramatic Technological Change in the US Wind Power Sector?

As the world’s major energy consumer and greenhouse gas emitter, the United States is striving to increase the share of renewable energy in its electricity supply so as to address climate change and energy security concerns. Among all renewable energy sources, wind energy has great potential to provide a significant share of electricity generation. During the last two decades, the United States has experienced tremendous technological change in wind power both in terms of cumulative installed capacity and generation performance of wind farms.