We had some really great threads last year, with the following four nominated for the Thread of the Year award in this January's Environment Site Awards ceremony.
Fossil Fuels and Peak Oil ForumRestore human legs as a means of travel. Pedestrians rely on food for fuel and need no special parking facilities - Lewis Mumford
I came across this animation about characters in Alaska covered in oil.. though it is satirical, I find this reality and normalism very very sad.... see for yourself: