UC Davis Extension in Sacramento, Calif., has teamed up with the UC Davis College of Engineering, the California Energy Commission and California WInd Collaborative to present a series of one-day courses on renewable energy. The program includes "Small Wind Energy Systems" on April 28, "Solar Energy Systems" on May 12 and "Bioenergy Systems" on June 9. All run from 8 a.m. to 5 p.m. Saturdays. For more information, visit www.extension.ucdavis.edu/engineering.