SKU: 62569748478
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barn swallows
Specification Detail Frame Material Brass
photographs show the fascinating variety of snake coloration and camouflage
Costa Rica is a remarkable place for amphibians and reptiles
Friendly to work with animals
The Bet: Paul Ehrlich, Julian Simon, and Our Gamble over Earth’s Future Format:Hardcover barn swallowsIn 1980, the iconoclastic economist Julian Simon challenged celebrity biologist Paul Ehrlich to a bet. Their wager on the future prices of five metals captured the publics imagination as a test of coming prosperity or doom. Ehrlich, author of the landmark book The Population Bomb, predicted that rising populations would cause overconsumption, resource scarcity, and famine with apocalyptic consequences for humanity. Simon optimistically countered that
