U

US Global Change Research Program, see Global Change Research Program

US National Assessment, 11

V

Vegetation, 54-55, 137

agriculture, 17, 53, 57, 114, 119, 123-125, 128, 133, 137, 138, 141-142, 143, 145, 148, 152

forests, 3, 84, 86, 128, 129, 133-136 (passim), 133, 134, 135-136, 138, 142-144

fires, 3, 9, 135, 136, 141, 158, 164, 166

pollen, 23, 30-34, 39

Venezuela, Younger Dryas interval, 26, 27

W

Water supply, 17, 51, 115, 139, 144-146, 152, 156, 166

see also Drought

Water vapor, 71, 83-84

Wetlands, 25, 136, 139, 163

lake and bog sediments, 21, 23, 24, 39

Wind, 21, 22, 36, 62, 65, 66, 81, 89, 104

Tropical Atmosphere-Ocean array, 47

Younger Dryas, 25, 27, 29, 35

Y

Yale/NBER Program on International Environmental Economics, 18

Younger Dryas interval, 14, 15, 24-36, 37, 41, 74, 77, 79, 89, 128, 163, 165

Africa, 33-34, 35

Antarctica, 26, 35

Atlantic Ocean, 34, 35-36, 76-77

Europe, 30-31, 34

Greenland, 25-29, 30, 37

Indian Ocean, 35-36

isotopic indicators, 25, 30, 33-34

models, 83, 102, 105

North America, 31, 34

salinity, 25, 79

sediment analyses, 14, 15, 24-36

South America, 26, 27, 32-33, 34

tropical regions, 27, 33, 34, 35

wind, 25, 27, 29, 35



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