Climate change is so big that people who study it.. and many do.. need to speak to it. They must present scientific papers, they must appear in public, they must speak to the media and we must hear their voices. In order to get policy right, policymakers.. governments.. need to make decisions based on sound science.

I guess for me what is more significant than success is the nature of each of the songs and of the words.

The Capitol was an occasion where you arrive at a sign in the road that says you have arrived at a place you may not have expected to be, but you know how you got here: Next!

It is now well understood that humans ultimately depend on the health of the planet for their wellbeing.

In our early period we pretty much survived or perished on our capacity to reach people, and on getting into the pattern of having no money and playing lots of shows.

But no matter how big the effort to push a propaganda line might be, climate change is bigger. This, undoubtedly and regrettably, is the biggest immediate long-term environmental challenge we face. A failure to concretely come to some policy outcome on climate change has not only a negative environmental impact but also social and economic consequences for us.

I have always had, as I know many people have, a singular passion for Australia. I do love the sunburnt country, its ancient landscapes, its exhilarating reaches of sand and sea.