Im no expert on American politics.

The Kyoto treaty has an estimated cost of between US$150 and $350 billion a year, starting in 2010.

I think it's great that we have organisations like Greenpeace. In a pluralistic society, we want to have people who point out all the problems that the Earth could encounter. But we need to understand that they are not presenting a full and rounded view.

I really try to say things as they basically are and it so happens that it is a good message that things are getting better, but there are still problems.

We've had the U.N. for almost 60 years, yet we've never actually made a fundamental list of all the big things that we can do in the world, and said, 'Which of them should we do first?'

I'm an old member of Greenpeace. I worried intensely, as I think most of my friends did, that the world was coming apart.

...children born today-in both the industrialized world and developing countries-will live longer and be healthier, they will get more food, a better education, a higher standard of living, more leisure time and far more possibilities-without the global environment being destroyed.