A. Workshop on alternative technologies for freshwater augmentation in Latin America
B. Workshop on alternative technologies for freshwater augmentation in the Caribbean
Lima, Peru, 19-22 September 1995
CONTRIBUTIONS PRESENTED BY THE PARTICIPANTS
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Country |
Participant |
Technology Profiles |
Case Studies |
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Argentina
|
Nicolás Ciancaglini |
- Artificial recharge of aquifers |
Irrigation using clay pots in Mendoza
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- Desalination using reverse osmosis |
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- Irrigation using clay pots |
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Valeria Mendoza
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- Artificial recharge of aquifers |
Reuse of domestic effluents for irrigation in Mendoza
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- Water management model using conservation |
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- Reuse of domestic effluents for irrigation |
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- Optimization of water resources |
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- Management of potable water systems |
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- Utilization of surface water in dams |
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Eduardo Torres
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- Rainwater harvesting roofs/cisterns |
Natural and artificial recharge of underground reservoirs in Mendoza
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- Rainwater harvesting (natural low areas) |
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- Use of well buckets in groundwater extraction |
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- Artificial recharge of aquifers |
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Alberto Vich |
- Rainwater harvesting (paved roads) |
Water traps for runoff diversion, rainwater harvesting, and recharge of aquifers in mountain areas |
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- Rainwater harvesting and aquifer recharge |
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Adrián Vargas |
- Utilization of river beds |
Utilization of river beds in Santiago del Estero |
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Bolivia
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Freddy Camacho V.
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- Hand pumps |
Use of hand pumps in the high plateau of Bolivia
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- Use of desalination in irrigation |
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- Totora as a water quality treatment agent |
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- Use of native products in clarifying water |
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- Irrigation using clay pots |
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Brazil
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Everaldo R Porto |
- Rainwater harvesting (roofs/cisterns) |
Use of rural cisterns in northeastern Brazil |
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- Rainwater harvesting (paved and unpaved roads) |
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- Irrigation with clay pots and porous capsules |
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Luiza T. de L. Brito |
- Rainwater harvesting (in situ) |
Underground dams in northeastern Brazil |
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- Runoff collection and storage (dams/dikes) |
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- Underground dams |
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Pedro C.S. Mancuso |
- Use of continuous vertical reactors for wastewater treatment and reuse |
Continuous vertical reactors |
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Marco Antonio Palermo |
- Runoff collection and storage |
Optimization of runoff storage and distribution in the state of Sao Paulo |
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- Water basin diversion and reuse |
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- Reuse and utilization of saline waters |
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Claudison Rodrigues |
- Desalination using reverse osmosis |
Desalination of well water in northeastern Brazil using reverse osmosis |
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- Desalination using solar distillation |
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- Desalination using electrodialysis |
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Gertjan B. Beekman |
- VLF-WADI method to locate fractures in crystalline rocks |
Small systems of dams in river basins of Paraiba |
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Chile
|
Roberto Espejo Guasp |
- Fog harvesting (Camanchacas) |
Water supply using fog harvesting in Poposo, Chile |
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- Desalination using reverse osmosis |
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- Desalination using distillation |
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- Treatment and recycling of non-potable water |
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Johannes Wrann |
- Fog harvesting (camanchacas) |
Rainwater harvesting and utilization of surface water runoff from sloping watersheds for forestation in Chile |
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- Rainwater harvesting |
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Colombia |
Guillermo Sarmiento |
- Wastewater treatment technologies |
Biological treatment of domestic wastewater using hydroponic cultivation and comparison with other wastewater treatment technologies in Colombia |
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Costa Rica
|
Jorge Faustino Manco |
- Rainwater harvesting (roofs/cistems) |
Runoff storage in irrigation ditches in various regions of Central America |
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- Water conservation agricultural practices |
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- Runoff storage in irrigation ditches |
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- Use of lagoons for runoff collection and storage |
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William Murillo Montero |
- Comprehensive utilization of water resources (basin transfer) |
Comprehensive use of surface water resources in Costa Rica (water transfer from the Arenal to the Tempisque river basin) |
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- Sustainable use of aquifers |
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- Efficient use of irrigation methods in small areas (use of pressurized systems) |
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Dominican Republic
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Milagros Martinez Esquea |
- Rainwater harvesting using house roofs |
Irrigation with interconnected clay pots in Dominican Republic |
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- Irrigation with clay pots |
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José O. Payero
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- Artificial lagoons |
Home water purification systems in Dominican Republic
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- Rainwater harvesting using collection pipes |
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- Cloud seeding |
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- Water distribution by cistern trucks |
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- Bottling of water |
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- Development of small watersheds |
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- Water storage in homes |
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- Water purification systems |
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- Wastewater treatment technologies |
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Ecuador
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Felipe Cisneros Espinoza
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- Rainwater harvesting |
Rainwater harvesting through runoff storage in reservoirs in the southern region of Ecuador
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- Distribution of potable water |
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- Water transfer by pumping |
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- Disinfection/purification |
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- Use of clay pots in irrigation |
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El Salvador
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Saul Rodríguez
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- Cyclic rope pump |
Utilization of cisterns for rainwater harvesting in El Salvador
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- Chlorine production in situ |
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- Home made artesian filters |
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- Potable water by filtration using slow sand dripping filters |
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Guatemala
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Luis Alfredo Ochoa
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- Rainwater harvesting |
Use of potable water from rainwater harvesting in Guatemala
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- Water purification using sodium hypochlorite in rural areas |
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- Stabilization lagoons (Jacintos) |
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- Water quality treatment using seeds of Monringa oleifera |
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- Pilot project on the use of pre-filters |
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- Irrigation with treated water |
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Honduras
|
Emesto Bondy Reyes
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- Rainwater harvesting (roofs, cisterns, and lagoons) |
Rainwater harvesting using roofs, cisterns, and lagoons in Honduras
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- Rope and bucket homemade wells |
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- Use of mulch to control soil humidity and sediments |
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- Photovoltaic energy for pumping systems |
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- Alternative pumping systems |
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Mexico
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Polioptro F Martinez
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- Fog harvesting |
Non-conventional devices for use in intermittent irrigation in Mexico
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- Quarry filters |
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- Gravitational tank irrigation system |
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- Device for intermittent irrigation in furrows |
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Carlos Solís Morelos |
- Stabilization lagoons |
Modified stabilization lagoon system for municipal wastewater treatment in the Lerma River basin in Mexico |
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Nicaragua |
Javier García Romano |
- Microbasin management |
Microbasin management in Nicaragua |
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Panama
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Icela Márquez de Rojas |
- Mini-dams |
Utilization of spring waters for rural aqueducts in Panama |
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- Irrigation with clay pots |
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- Agriculture and aquaculture water use |
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María Concepción Donoso |
- Water recycling in rice cultivation and aquaculture system |
Utilization of wind energy to augment water supply in the central provinces of Panama
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- Drip irrigation |
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- Use of wind energy for pumping systems |
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- Aqueducts |
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Paraguay |
Eugenio Godoy Valdovinos |
- Rainwater harvesting using roofs and cisterns |
Artificial recharge ofgroundwater in Central Chaco in Paraguay |
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- Rainwater harvesting using cultivation |
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- Artificial recharge of groundwater |
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Peru
|
Hugo Rodríguez |
- Harvesting use and storage of water with raised beds (Waru Waru) cultivation |
The agro-ecosystem of Waru Waru: an alternative technology for agricultural development in the plateau of Puno |
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Juan Ocola Salazar |
- Wastewater treatment using native plants (totora) |
Treatment in oxidation lagoons using native plants (Totora) in Puno |
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Pablo Sánchez |
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Poncho Verde project in Cajamarca |
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Miguel Hadzich Marín |
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Pumping systems in Peru |
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Uruguay |
Lourdes Batista |
- Utilization and regulation of watersheds |
Regulation, water use, and development plan for the region of Rocha in Uruguay |
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Venezuela
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Carmen Fermín Regardiz
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- RunotF collection and storage using road dikes |
Use of road dikes in the state of Nueva Esparta
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- Artificial lagoons |
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- Storage tanks with galvanized plates |
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- Toroba |
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Hernán López Herrera |
- River basin rehabilitation |
Rehabilitation of the Moron River basin in Venezuela |
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CEPIS/OPS |
Julio Moscoso |
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Use of effluents from stabilization lagoons in aquaculture and agriculture in San Juan, Peru |
Barbados, October 24-27,1995
CONTRIBUTIONS PRESENTED BY THE PARTICIPANTS
|
Country |
Participant |
Profiles of Technology |
Case Study |
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Antigua and Barbuda |
Vincent Sweeney |
- Transportation of water by barges |
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- Desalination: reverse osmosis and distillation |
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Aruba |
Theofilo Damian |
- Desalination: multistage flash evaporation system |
Rainwater harvesting in dams for agricultural purposes in Aruba |
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- Wastewater treatment |
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Bahamas |
Cadrington Coleby |
- Desalination: reverse osmosis |
Barging/tanking water from neighboring islands in the Bahamas |
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- Trench wells for groundwater extraction |
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- Barging |
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Barbados
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John Bwalya Mwansa
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- Rainwater harvesting |
Sam Lord's Castle Hotel's treated wastewater reuse scheme, Barbados
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- Surface runoff impoundments |
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- Artificial recharge of groundwater |
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- Wastewater treatment and reuse |
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British Virgin Islands |
Rajkumar Roopchand* |
- Rainwater harvesting |
Implementation of seawater desalination on the island of Virgin Gorda |
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- Seawater/brackish water desalination by reverse osmosis |
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Haiti |
Bernardine Georges* |
- Rainwater harvesting |
Rainwater cistern in Miragoane, Haiti |
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- Hand pumps |
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- Winch |
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Michael Merisier |
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Photovoltaic system to pump water in St. Jean du Sud, Haiti |
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Jamaica
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Basil Fernandez
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- Rainwater harvesting |
Artificial groundwater recharge of a karstic limestone aquifer using sinkholes as injection points in Jamaica
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- Transportation of water by pipeline; interbasin transfer |
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- Artificial recharge of groundwater |
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- Wastewater treatment and reuse |
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- Recycling of industrial effluent |
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Montserrat |
Margaret Dyer-Howe |
- Rainwater harvesting |
Floating chlorinator and gas chlorinator in Montserrat |
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Netherlands Antilles |
Martha Pinedo-Medina |
- Rainwater harvesting |
Water desalination by distillation in Curaçao (multistage flash evaporation system) |
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- Artificial recharge of groundwater |
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- Wastewater treatment |
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Saint Lucia
|
Vincent Sweeney |
- Rainwater harvesting |
Root zone wastewater treatment in Saint Lucia |
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- Root zone wastewater treatment |
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- Dual distribution system |
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Martin Satney |
- Rainwater harvesting |
Transportation of water by canal/pipeline for irrigation in Saint Lucia |
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- Runoff harvesting |
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- Wastewater reuse |
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Suriname |
Moekiran Amatali |
- Rainwater harvesting |
The use of the manmade Lake Brokopondo in Suriname |
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- Storage in natural wetlands |
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- Storage in dammed-up feat lands |
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Turks and Caicos Islands |
Joseph Williams |
- Rainwater harvesting |
Rainwater harvesting in the Turks and Caicos Islands |
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- Desalination; reverse osmosis |
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- Dual distribution systems |
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- Groundwater exploration |
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U.S. Virgin Islands |
Henry Smith |
- Rainwater harvesting |
Mandatory rainwater harvesting for residential use in the U.S. Virgin Islands |
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- Dual distribution system |
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- Desalination |
* Mr. Rajkimar Roopchand and Ms. Bernardine Georges were not able to participate in the workshop, but sent their contributions.
