Nonprofit-focused article on Google Earth Outreach and their efforts to promote the use of GE and related software in the nonprofit sector, as well as some nice screenshots from MapTogether favorite IloveMountains.org.
This is a very cool and effective use of mapping for a social/environmental cause.
"Renewable Energy Nationwide was designed to show the enormous potential for new energy systems that reduce global warming emissions, protect critical environmental values and move the United States toward energy independence."
Social Source Commons is a website where nonprofits can share information about the software they use. This particular collection of GIS and Mapping Tools is maintained by Eric Leland.