The Social and Environmental Effects of Large Dams, Volume 2 |
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Page 141
... salinization . In the United States , Jan van Schilgaarde , director of the U.S. Salinity Laboratory , considers that 25 to 35 percent of the coun- try's irrigated land suffers from salinity - and that the problem is getting worse ...
... salinization . In the United States , Jan van Schilgaarde , director of the U.S. Salinity Laboratory , considers that 25 to 35 percent of the coun- try's irrigated land suffers from salinity - and that the problem is getting worse ...
Page 152
... salinized soils a reminder that no remedial action is ever likely to be tak- en so long as we adhere to conventional economic dogma . It was already well established that salinization was a serious problem , that it could only get worse ...
... salinized soils a reminder that no remedial action is ever likely to be tak- en so long as we adhere to conventional economic dogma . It was already well established that salinization was a serious problem , that it could only get worse ...
Page 228
... salinization . Aloys Michel , for example , concluded that " waterlogging or salinization , or both problems , will inevitably arise in all but the truly exceptional surface water irrigation system . 9916 9917 Victor Kovda feels the ...
... salinization . Aloys Michel , for example , concluded that " waterlogging or salinization , or both problems , will inevitably arise in all but the truly exceptional surface water irrigation system . 9916 9917 Victor Kovda feels the ...
Contents
INTRODUCTION | 1 |
The Problems of Resettlement | 17 |
Management and MaintenancePerennial Problems | 163 |
Copyright | |
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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