Here are more than 3, 700 quotations in 143 categories-from Acid Rain to Zoos-that provide a comprehensive collection of wise and witty observations about our natural environment. Quotations have been drawn from a variety of documented sources, including poems, proverbs, slogans, radio and television, Congressional hearings, magazines, and newspapers. A sweeping look at the history of environmentalism | A Dictionary of Environmental Quotations by Barbara K. Rodes, Paperback | Indigo Chapters