On average, the Level 1 or 2 electric vehicle charging stations in the federally backed EV Project were accessed just once every five days during the fourth quarter of 2012.

David Thomas, in this original EarthTechling guest post, takes a look at the history of electric vehicles, both emerging and from the distant past.

Professor Howard Latin of Rutgers University, in a guest post, talks about nine cleaner technologies that can help deal with climate change.

One Block Off The Grid, in this guest post, addresses in video the top 18 questions homeowners might have about installing solar power.