When Grace Greenwood encountered Lake Tahoe in the 1870s, she remarked that "Tahoe is the most beautiful lake I have ever beheld. It is an emerald on the brow of the mountain. Marvellously clear and sparkling, it is surrounded by the most enchanting scenery, and is altogether a surprise, a wonder, a delight." Generations of tourists and locals have enjoyed its charms since. And this remarkable...

The Lake Tahoe Data Clearinghouse Web site is part of the US Geological Survey's Lake Tahoe Initiative. The agency's goal for the site is to facilitate the coordination of research, monitoring, and environmental-management activities in the Lake Tahoe Basin and to ensure the widest possible access to data and information resulting from such activities. Products available include Digital Elevation...