Oregon solar pioneer, John Patterson of Mr Sun Solar, will speak on solar water heating and solar electricity generation at 7 p.m. Thursday at the Port of Astoria office located at #1 Portway, just west of the Astoria Bridge. Patterson will review active and passive solar water heating systems and grid-tied and off-grid photovoltaic electricity generation


Patterson's talk is the fourth in a free monthly education series on Thursday evenings sponsored by RiverVision.

RiverVision is a non-profit resource center with a mission to promote renewable energy and sustainable living at the community level through education, research, demonstration, and community outreach. More information is available at (www.columbiarivervision.org) or call Samantha Duncan at 325-4485.