If we continue to address the issue of the environment where we live as though we're the only species that lives here, we'll create a disaster for ourselves.

In the state of Wisconsin it's mandated that teachers in the social sciences and hard sciences have to start giving environmental education by the first grade, through high school.

In the state of Wisconsin it’s mandated that teachers in the social sciences and hard sciences have to start giving environmental education by the first grade, through high school.

We must realize that we’re all part of a web of life around the world. Anytime you extinguish a species, the consequences are serious.

The issues are by some geometric number – 100 or 200 or 500 – times more complicated today than we appreciated them to be when Franklin Roosevelt was around.

We’re going to have to do a whole lot more, and give nature at least a chance to repair some of the damage we’ve done.

Loads of chemicals and hazardous wastes have been introduced into the atmosphere that didn’t even exist in 1948. The environmental condition of the planet is far worse than it was 42 years ago.

I’m for the environment but not for limiting immigration.

If we continue to address the issue of the environment where we live as though we’re the only species that lives here, we’ll create a disaster for ourselves.

The ultimate test of man’s conscience may be his willingness to sacrifice something today for future generations whose words of thanks will not be heard.