How about this for positive sustainability? - check out Dr. Jeremy Leggett's interview on the 2degreesnetwork:
Address the cause as well as the symptoms!
The article gives hope and positive examples of where investment in clean tech is on the up and potentially a refocus away from fossil fuels. Can the tide really be turning??
He was just as positive, up-beat and inspirational when my @CISL_Cambridge colleagues and I had the pleasure of a tour around one of the amazing Solarcentury farms in Cambridge recently!