The concept of national sovereignty has been an immutable, indeed sacred, principle of international relations. It is a principle which will yield only slowly and reluctantly to the new imperatives of global environmental cooperation. It is simply not feasible for sovereignty to be exercised unilaterally by individual nation states, however powerful. The global community must be assured of environmental security.

The combination of population growth and the growth in consumption is a danger that we are not prepared for and something we will need global co-operation on.

Ted Turner is still a leader. And he sets a great example. His ability financially has been reduced, but his influence and his example still is an important asset to the whole environmental movement.

Well they do have a use, but we should never believe that any international conference is going to suddenly solve problems like the condition of the global environment.

Licences to have babies incidentally is something that I got in trouble for some years ago for suggesting even in Canada that this might be necessary at some point, at least some restriction on the right to have a child.

I learn something from criticism because when it comes from sources you respect you always examine it and learn.

Current lifestyles and consumption patterns of the affluent middle class…involving high meat intake, consumption of large amounts of frozen and convenience foods, ownership of motor vehicles, golf courses, small electric appliances, home and work place air-conditioning, and suburban housing are not sustainable...