The ABC “Big Ideas” series has a great talk from Tim Flannery on the current status of climate change thinking and science:

The response to climate change has focused largely on what we can do to reduce the production of emissions. But leading environmentalist Dr Tim Flannery reminds us that we should not lose sight of the tree fix. Farms and forests could become ‘enormous engines of planetary cleansing’. Join us for an update on the science of climate change and some solutions based on the force of nature.  

There is a sobering assessment of the challenge facing us in terms of reducing carbon pollution, but Dr Flannery demonstrates true leadership with some positive and pragmatic suggestions.