Quotes from Denis Hayes

I feel more confident than ever that the power to save the planet rests with the individual consumer.

By the year 2000, such renewable energy sources could provide 40 percent of the global energy budget; by 2025, humanity could obtain 75 percent of its energy from solar resources.

We presently have the technology ... fuel cells, solar cells, hydrogen ... the opportunities are amazing for clean energy.

There really wasn't an environmental movement 30 years ago. The Sierra Club national office in 1969 consisted of one full-time volunteer.

When civilization stands at the edge of a cliff, a step forward doesn't make much sense.

We got everyone's attention, but we didn't solve any environmental problems.