International Waterfall Classification System - Tapa blanda

Sinopsis

International Waterfall Classification System The world's first, scientifically-based system for rating and classifying all of the earth's waterfalls regardless of height, water discharge or shape. As reviewed and discussed by Technical Committee 113 (Hydrometric Determinations) of the International Standards Organization. "Destined to become the official international standard for classifying waterfalls throughout the world." Featuring: -Complete International Waterfall Classification System -Encyclopedia-type listings of over 600, well-known, international waterfalls from more than 100 countries, located, described and rated including 180 waterfalls from 42 States of the United States and 42 waterfalls from 11 Provinces in Canada. -More than 200 waterfall photographs and illustrations. -Two comprehensive appendices explaining how to measure any waterfall's average discharge and calculate a waterfall's average volume.

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