WHEN the ExxonValdezran aground in 1989 and dumped its oily cargo into Alaskanwaters, it killed hordes of beautifulcreatures and costbillions to clean up.
But what we really need is big, new ideas: new ways to distribute and store energy for electric power, new ways to conserve and distribute clean water for farming and gulping, and new ways get ourselves and our cargo around, so that we don't change the Earth's climates too much as we burn our fossil fuels.