Where will the water come from to sustain the great desert cities of Las Vegas, Los Angeles, and Phoenix? In a provocative exploration of the past, present, and future of water in the West, James Lawrence Powell begins at Lake Powell, the vast reservoir that has become an emblem of this story. At present, Lake Powell is less than half full. ...
The head of the Los Angeles County Natural History Museum explores the way in which three geologic revolutions have forever changed the way we see ourselves and our place in the universe. Everyone knows what geology is, but few people realise that almost everything we know about the planet Earth is barely a hundred years old. Here, James Powell ...
Vast and majestic, the Grand Canyon represents one of scienceas most challenging puzzles: How did this massive canyon come to be? This is the story of the search for the answers, and the first account of the consensus geologists have reached in the last few years. A scientific detective tale packed with colorful characters, "Grand Canyon" ...
What killed the dinosaurs? For more than a century, this question has been one of the greatest unsolved mysteries in science. But, in 1980, Nobel Prize-winning physicist Luis Alvarez and his son, Walter, proposed a radical answer: 65 million years ago an asteroid or comet as big as Mt. Everest slammed into the earth, raising a dust cloud vast ...
A guide for non-profit CEOs and those on the career path to becoming CEOs. In this book, the author provides advice and offers examples for developing the skills necessary to become a successful non-profit leader.
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