American environmentalists are not only attacking Mexico, but the whole system of world trade to support their concept of sustainable economic development.

When they talk about green cities, American environmentalists quickly turn their misty eyes in this direction.

This export of hazard was strongly attacked by American environmentalists and trade unionists.

The Ecology Flag is a cultural symbol used primarily in the 1970s by American environmentalists.

Muir's passion for nature made him the most influential American environmentalist.

They agreed that the example provided by American and Soviet environmentalists crossing the ocean in a ship would have a great deal of symbolic value.

All this is provoking furious debate among better-read American environmentalists.

American environmentalists are girding their loins in preparation for what is undoubtedly the most important meeting in the whole process.

Bill Buck is an American environmentalist and multimedia producer.

But the change will only occur if the American environmentalists give up some of their romantic notions and let us find our own way.