Prolific New Zealand mudsnails are invading Yellowstone Park's Madison River, where scientists worry they will disrupt the food chain.
The author says the Escalante belongs as much to the rest of the world as to Utah, and provides a kind of energy that has nothing to do with coal.
The greatest moments in American conservation history often involved the same presidential audacity - and provoked the same outrage - as President Clinton's establishment of the Grand Staircase-Escalante National Monument.
Utah's newest national monument will be managed by the BLM instead of the Park Service, and a lot of the details for that management remain to be worked out.
The 1.7 million acres at the new Grand Staircase-Escalante National Monument contain a wide variety of landscapes, life zones and archaeological treasures.
President Bill Clinton uses the Antiquities Act of 1906 to designate a new 1.7 million-acre national monument in southern Utah, and reactions range from joy to indignation and outrage.
A new management proposal for Montana's Glacier National Park, designed to control visitor overcrowding, meets opposition from the local tourism industry and others.
Western wilderness is too popular for its own good - especially among wealthy foreigners who come to ski at Vail.
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