To really understand how much Canada – and the world – has changed, its worth comparing the Canadian government summary of the original 1992 Earth Summit to its submission to the 20th anniversary summit held in Rio last week. The broad history is well known. In 1992, Canada was seen as a leader, arguably the leader, on environmental issues at the international level. We have since turned inward. At Rio+20, Canada focused entirely on Canada’s own good. Hence the lack of progress on climate policy. Our current government has determined that resource exploitation is more important – for Canada – than addressing climate change. [more]