Pilcomayo River Basin Project - Describes the river and plans for restoring hydraulic conditions and water quality in Argentina that have been degraded by sedimentation and mining effluents. www.gci.ch/GreenCrossPrograms/waterres/water/pilcomayo.html
The Amazon River - Some facts and information about the Amazon River in South America. www.mbarron.net/Amazon
The Pilcomayo river basin study: Argentina, Bolivia, Paraguay - Describes a study undertaken in 1975-1977 to find ways to regulate and develop the Pilcomayo River and its 272,000 km2 trinational basin. www.oas.org/usde/publications/Unit/oea03e/ch08.htm