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.

I am convinced the prophets of doom have to be taken seriously.

The Earth Charter is important as an expression of the commitment of people throughout the Earth to evoke their own deepest moral, spiritual and ethical principles in the task of ensuring a sustainable future for those who inhabit the Earth now and those who will follow us on the Earth.

The real goal of the Earth Charter is that it will in fact become like the Ten Commandments.

I am President of the UN created University for Peace, which has a strong commitment to the relationship between peace, security and the environment. I meet with young people around the world and I always come away enthused and encouraged.

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.

We may get to the point where the only way of saving the world will be for industrial civilization to collapse.