Quite a few people rightly mentioned on the Moth video by the WWF for earth hour, that humour is a great way of spreading the sustainable message.
I laughed so much during this, because sometimes I catch myself thinking this way on occasion, and then rein it in (a lot) so that no-one will think I am weird ;-). Jim Carrey really knows how to do a parody! Its all about the colon people.
Gavin Webber's daily goal is to live a more sustainable lifestyle, in an effort to reduce his family's environmental footprint so we can all make a difference for our children & future generations to come.