Descriptif
"NATIONAL GEOGRAPHIC"
Features:
_COVER:
Chesapeake Bay, hanging in the blance: With oysters, crabs, rockfish – and the great estuary itself- at risk from overharvesting and pollution, the six states in its watershed struggle to save the bay 34 pages
_REPORTS:
The Iceman: Discovered by hikers high in the Alps, a 5,000-year-old mummy reveals startling clues about Europeans of the Copper Age 32 pages
Silence of the songbirds: A spring without birdsong? As human development spreads and avian habitat shrinks, many of the 200 species of migratory birds that nest in eastern North America continue to decline 24 pages
Corn, the golden grain: Domesticated 7,000 years ago from Mexican grass, corn sustained pre-Columbian civilization, from Aztec to Zuni. Today corn products include toothpaste, fireworks, and garbage bags 26 pages
Bangladesh, when the water comes: Time and again, cyclones hurl wind and water at the densely packed Asian nation, with tragic loss of life. Yet monsoon floods ring silt, a key to growing rice in one of earth’s largest deltas 17 pages
Les avis sur le produit NATIONAL GEOGRAPHIC Vol.183 n°6 June 1993 Chesapeake bay/ The Ice Man Ötzi/ Silence of the songbirds/ Corn, golden grain/ Bangladesh: monsoon floods
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NATIONAL GEOGRAPHIC Vol.183 n°6 June 1993 Chesapeake bay/ The Ice Man Ötzi/ Silence of the songbirds/ Corn, golden grain/ Bangladesh: monsoon floods
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