Wind Energy:
Wind energy systems generate electrical energy by capturing the power using wind turbines or windmills.
From eia.doe.gov:
Since ancient times, people have harnessed the winds energy. Over 5,000 years ago, the ancient Egyptians used wind to sail ships on the Nile River. Later, people built windmills to grind wheat and other …

by John Laumer, Philadelphia
April 6, 2006

http://www.treehugger.com/files/2006/04/common_misconce.php
It’s a given that anytime we post a story on wind power someone is
going to comment that “turbines kill birds,” suggesting that wind
power may therefore be unacceptable. Compared to what? Hitting birds
with automobiles (along with turtles, groundhogs, and deer)? Birds
caught by feral cats? Birds colliding …