The Social and Environmental Effects of Large Dams, Volume 2 |
From inside the book
Results 1-3 of 32
Page 60
... Nile depos- ited 100 million tons of sediment a year on nearly one million hectares of land in the Nile Valley — that is , about 100 tons of silt per hectare . " Although that silt had a low nitrogen content , it was rich in silica ...
... Nile depos- ited 100 million tons of sediment a year on nearly one million hectares of land in the Nile Valley — that is , about 100 tons of silt per hectare . " Although that silt had a low nitrogen content , it was rich in silica ...
Page 61
Edward Goldsmith, Nicholas Hildyard. TABLE 4 Estimated Amounts of Nile Sediment and Total Nutrients Deposited Annually by the Nile Flood ( in 1,000 tons ) Potassium Phospheric Organic Region Sediment Oxide Oxide Nitrogen matter UPPER ...
Edward Goldsmith, Nicholas Hildyard. TABLE 4 Estimated Amounts of Nile Sediment and Total Nutrients Deposited Annually by the Nile Flood ( in 1,000 tons ) Potassium Phospheric Organic Region Sediment Oxide Oxide Nitrogen matter UPPER ...
Page 243
... Nile's most au- thoritative twentieth - century student " ) , were deeply concerned that evaporation rates would be so high that any potential storage gain from such a large reservoir would quickly be cancelled out . Still others warned ...
... Nile's most au- thoritative twentieth - century student " ) , were deeply concerned that evaporation rates would be so high that any potential storage gain from such a large reservoir would quickly be cancelled out . Still others warned ...
Contents
INTRODUCTION | 1 |
The Problems of Resettlement | 17 |
Management and MaintenancePerennial Problems | 163 |
Copyright | |
5 other sections not shown
Common terms and phrases
acre-feet acres agricultural land Akawaio Arid Land Aswan Aswan Dam Aswan High Dam Barton Worthington benefits billion m³ Biswas Brazil Bruce Stokes building built canal Carl Widstrand caused Chagga construction cost crops cultivation cultural damage deforestation Developing Countries disease drainage earthquakes ecological economic Edward Goldsmith effects Egypt Environment Environmental estimated evaporation farmers farming feddans fertile fish flood control forest Goodland groundwater hectares High Dam hydroelectric Ibid increase India industrial inevitable irrigated land irrigation irrigation agriculture irrigation schemes irrigation system John Waterbury large dams large-scale water loss malaria ment meters million hectares Nile peasants percent perennial irrigation plans plants points pollution problem production qanats region reservoir resettlement result Rothé salinization salt schistosomiasis sedimentation seepage seismic silt social soil Sonjo Sri Lanka supply tanks Third World tion traditional irrigation Tucuruí Valley village water development schemes water projects waterlogging wildlife World Bank