...Lake Powell is a dramatic testament to the troubling American impulse to use our technology and daring to coerce nature to our own purposes, our belief that the planet is here for whatever use we can make of it. And while the redrocks of Powell speak to the planet's history of creative forces, they also alert us to the ahistoric moment we occupy now. For the first time, the consequences of our acts affect the entire planet, all peoples and all beings. As I imagine what the next fifty years might bring, I know that we either will have learned to be responsible planetary stewards of our human creativity, or have wreaked unimaginable havoc with our only home.
We have never been here before. Human imagination has given us powers unlike anything in the past. Our immediate challenge is to deal with the consequences of human imagination, and to use this special gift of the human species on behalf of all life. (But whatever happens to us, the rocks will continue their cycles of emergence and disintegration.)...