Descriptors R
- radiation (solar)FR
- usesolar radiation
- radioFR
- usebroadcasting media
- cat. E2radioactive wastesESFR
- BT1hazardous wastes
- BT2industrial wastes
- BT3pollutants
- BT3solid wastes
- rtradioactivity
- cat. BradioactivityESFR
- rtradioactive wastes
- rtradiological quality
- cat. Bradiological qualityESFR
- ufquality (radiological)
- BT1water quality
- rtradioactivity
- rain
- userainwater
- rain (acid)
- useacid rain
- cat. A1rainfallESFR
- A fall of RAINWATER or STORMWATER
- rtrainwater
- rtrunoff
- rtstorm drainage
- rainfall (induced)
- usecloud seeding
- cat. A1rainwaterESFR
- ufrain
- ufstormwater
- BT1atmospheric precipitation
- BT2water sources
- rtenvironmental sanitation
- rtrainfall
- rtrainwater harvesting
- rtrainwater storage
- rtrunoff
- cat. A1rainwater harvestingESFR
- ufharvesting water
- ufwater harvesting
- BT1water collection systems
- NT1ground catchment
- NT1rock catchment
- NT1roof catchment
- rtcatchment areas
- rtrainwater
- rtrainwater storage
- rtwater conservation
- cat. A1rainwater storageESFR
- BT1water storage
- rtcisterns
- rtrainwater
- rtrainwater harvesting
- rainy season
- usewet season
- raising of water
- usewater lifting devices
- rams (hydraulic)
- usehydraulic rams
- cat. A1ranney systemESFR
- BT1mechanical drilling
- BT2well drilling
- BT3well construction
- rthorizontal drilling
- rtinfiltration
- cat. Irapid assessmentESFR
- BT1evaluation
- NT1rapid rural appraisals
- rtfield studies
- cat. A2rapid filtrationESFR
- Applies only to WATER TREATMENT; for similar applications in WASTEWATER TREATMENT, use (HIGH RATE FILTRATION).
- BT1deep bed filtration
- BT2filtration
- BT3physical treatment
- rthigh rate filtration
- rtslow sand filtration
- cat. E2rapid infiltrationESFR
- ufinfiltration (rapid)
- BT1land application
- BT2excreta use
- BT3solid waste recycling
- BT4recycling
- BT2on-site disposal
- BT3disposal
- rtinfiltration
- cat. Irapid rural appraisalsESFR
- BT1rapid assessment
- BT2evaluation
- rat poisons
- userodenticides
- rate of births
- usebirth rate
- rate of filtration
- usefiltration rate
- rate of flow
- useflow rate
- rationing water
- usewater rationing
- cat. FratsESFR
- BT1rodents
- BT2vectors
- BT3disease transmission
- rtfleas
- rtplague
- cat. E1raw sludgeESFR
- ufundigested sludge
- BT1sludge
- rtprimary sludge
- cat. A1raw waterESFR
- Untreated FRESH WATER
- uffresh water
- BT1water
- rtwater sources
- reaerationES
- useaeration
- reagentsESFR
- usechemicals
- rearing livestock
- useanimal production
- reasonable access
- useaccess to water
- cat. A1rechargeESFR
- Addition of WATER to depleted (AQUIFERS), either artificially or naturally by PERCOLATION of RAINWATER
- ufaquifer recharge
- ufgroundwater recharge
- NT1artificial recharge
- NT2bank filtration
- NT2infiltration ditches
- NT2infiltration galleries
- NT3horizontal wells
- NT4boreholes
- NT2infiltration ponds
- NT1natural recharge
- NT2percolation
- NT2seepage
- rtaquifers
- cat. A1recharge wellsESFR
- BT1wells
- rtartificial recharge
- recipient country voluntary agencies
- usevoluntary agencies
- cat. A1reciprocating pumpsESFR
- BT1suction pumps
- BT2pumps
- BT3water lifting devices
- NT1diaphragm pumps
- NT1direct acting pumps
- NT1force pumps
- NT1hand pumps
- NT2bucket pumps
- NT2chain pumps
- NT2idrc-um hand pumps
- NT1hydraulic rams
- NT1lift pumps
- recirculation
- userecycling
- cat. A1reclaimed waterESFR
- ufrecycled water
- ufwater (reclaimed)
- BT1water sources
- rtwater reclamation
- reclamation (of waste materials)
- userecycling
- reclamation (water)
- usewater reclamation
- cat. HrecommendationsESFR
- Formal RECOMMENDATIONS from EXPERTS
- rtconsultants
- recovery (of waste materials)
- userecycling
- recovery (water)ES
- usewater reclamation
- cat. HrecruitmentESFR
- ufpersonnel selection
- ufselection of personnel
- rtoccupations
- rtpersonnel management
- rectangular weirs
- useweirs
- recycled water
- usereclaimed water
- cat. E2recyclingESFR
- Processing in order to render waste materials or WASTEWATER reusable. includes the various forms of REUSE.
- ufrecirculation
- ufreclamation (of waste materials)
- ufrecovery (of waste materials)
- ufreuse
- NT1sludge use
- NT2composting
- NT3bangalore method
- NT3composting latrines
- NT3indore process
- NT1solid waste recycling
- NT2composting
- NT3bangalore method
- NT3composting latrines
- NT3indore process
- NT2excreta treatment
- NT2excreta use
- NT3biogas production
- NT3land application
- NT4overland flow
- NT4rapid infiltration
- NT2garbage use
- NT2solid waste treatment
- NT3anaerobic digestion
- NT3garbage grinding
- NT3incineration
- NT4sludge incineration
- NT1wastewater recycling
- NT2water reuse
- NT3aquaculture
- NT4fish culture
- NT5fish farms
- NT4mariculture
- NT3irrigation
- NT4furrow irrigation
- NT4garden watering
- NT4sprinkler irrigation
- NT4subsurface irrigation
- NT4surface irrigation
- NT4trickle irrigation
- rttransfer stations
- red mud
- usealuminized red mud solids
- reed odorless earth closet
- useearth closets
- cat. FreedmaceESFR
- Often confused in english with (BULRUSHES)
- ufcattails
- uftypha
- BT1rushes
- BT2aquatic plants
- BT3aquatic life
- reforestationESFR
- useforestry
- refugee camps
- usecamps
- cat. E2refuseESFR
- All SOLID WASTES from domestic or commercial premises
- ufdomestic refuse
- ufrubbish
- BT1solid wastes
- NT1garbage
- NT1trash
- rtrefuse collection
- cat. Erefuse collectionESFR
- NT1cartage
- rtcollection charges
- rtrefuse
- rtrefuse collection vehicles
- rttransfer stations
- cat. Erefuse collection vehiclesESFR
- ufdustcarts
- ufrubbish carts
- BT1vehicles
- rtrefuse collection
- refuse disposal
- usedisposal
- cat. E2refuse dumpsESFR
- ufrubbish dumps
- BT1dumping
- BT2off-site disposal
- BT3disposal
- rtlandfills
- cat. Hregional levelESFR
- BT1organizational levels
- regulations
- uselegislation
- cat. Hregulatory authoritiesESFR
- rtlegislation
- rtwater authorities
- cat. A1rehabilitationESFR
- Rehabilitation of wells and boreholes
- rtboreholes
- rtgroundwater withdrawal
- rtwell capacity
- rtwell yield
- cat. Kreinforced concreteESFR
- BT1concrete
- BT2construction materials
- rtferrocement
- relapsing fevers (louseborne)
- uselouseborne relapsing fevers
- relative humidity
- usehumidity
- relief of pressure
- usepressure relief
- cat. Greligious aspectsESFR
- rtanimists
- rtbuddhists
- rtchristians
- rthindus
- rtmuslims
- rtreligious beliefs
- cat. Greligious beliefsESFR
- NT1animists
- NT1buddhists
- NT1christians
- NT1hindus
- NT1muslims
- rtreligious aspects
- relocation
- usepopulation resettlement
- cat. Hremote controlESFR
- BT1operation
- BT2technology
- cat. A1remote sensingESFR
- rtaerial photography
- rtgeographic information systems
- rtsurveys
- cat. E1removalESFR
- REMOVAL of materials from place to place. see also (REMOVAL) entries below.
- NT1cartage
- NT1manual removal
- NT1mechanical removal
- rtdesludging
- rtoff-site disposal
- removal (chlorine)
- usedechlorination
- removal (iron)
- useiron removal
- removal (manganese)
- usemanganese removal
- removal (oil)
- useoil removal
- removal (particle)ES
- usestraining
- removal (suspended solids)
- usesuspended solids removal
- removal (turbidity)
- useturbidity removal
- cat. Krenewable energyESFR
- BT1energy
- NT1solar energy
- NT1wind power
- rtenergy conservation
- renovationES
- usemaintenance
- renovation (water)
- usewater renovation
- cat. FreoviridaeESFR
- BT1viruses
- BT2microorganisms
- BT2pathogens
- NT1reoviruses
- NT1rotaviruses
- cat. FreovirusesESFR
- BT1reoviridae
- BT2viruses
- BT3microorganisms
- BT3pathogens
- cat. HrepairESFR
- BT1maintenance
- rtemergency operations
- rtspare parts
- replacement partsES
- usespare parts
- cat. GreplicabilityESFR
- rtdemonstration projects
- representationFR
- useconsultation
- cat. IresearchESFR
- rtcase studies
- rtcomparative analysis
- rttesting
- cat. Creservoir evaporationESFR
- BT1natural evaporation
- BT2wastage
- rtreservoirs
- cat. A1reservoir yieldESFR
- BT1water yield
- rtreservoirs
- cat. A1reservoirsESFR
- BT1water storage
- NT1flow-regulating reservoirs
- NT1house reservoirs
- NT1impounding reservoirs
- NT1service reservoirs
- rtdrawdown
- rtequalization basins
- rthydraulic structures
- rthydropower
- rtlinings
- rtponds
- rtreservoir evaporation
- rtreservoir yield
- rttanks
- rtthermal stratification
- reservoirs (groundwater)
- useaquifers
- resettlement (of people)
- usepopulation resettlement
- residential water
- usewater supply
- residual chlorine
- usechlorine residual
- cat. Gresistance to changeESFR
- ufchanges (resistance to)
- BT1cultural aspects
- rtbeliefs
- rtsocial change
- cat. Iresource centresESFR
- An organisation or a network of organisations that provide support services to the water and sanitation sector, geared to making knowledge available to various target groups in a format they can use and tailored to specific information needs
- rtinformation services
- rtinformation transfer
- resource development (water)
- usewater resources development
- resources (human)
- usemanpower
- restaurant hygiene
- usefood hygiene
- restrictions (ideological)ES
- useconstraints
- reticulationESFR
- usepiped distribution
- reuse
- userecycling
- reuse of water
- usewater reuse
- cat. Hrevenue collectionESFR
- BT1payment
- rtcharges
- rteconomics
- rtfinancing
- rttaxes
- rtwater metering
- cat. A2reverse osmosisESFR
- ufosmosis (reverse)
- BT1desalination
- BT2demineralization
- BT3wastewater treatment
- BT3water treatment
- rtmembranes
- reviews (literature)
- useliterature reviews
- cat. Hrevolving fundsESFR
- rtcredit
- rtfinancing
- rhodesian sleeping sickness
- usetrypanosomiasis
- cat. Krice husksESFR
- BT1filtration media
- cat. Crice millsESFR
- To be used in relation to water use, water pollution or wastewater treatment
- BT1industry
- cat. FrickettsiaESFR
- BT1rickettsiales
- BT2bacteria
- BT3microorganisms
- BT2pathogenic bacteria
- BT3pathogens
- NT1rickettsia prowazekii
- cat. Frickettsia prowazekiiESFR
- BT1rickettsia
- BT2rickettsiales
- BT3bacteria
- BT4microorganisms
- BT3pathogenic bacteria
- BT4pathogens
- rtepidemic typhus
- rickettsial typhus
- useepidemic typhus
- cat. KrickettsialesESFR
- BT1bacteria
- BT2microorganisms
- BT1pathogenic bacteria
- BT2pathogens
- NT1coxiella
- NT1rickettsia
- NT2rickettsia prowazekii
- cat. Frift valley feverESFR
- BT1vector-borne diseases
- BT2water-related diseases
- BT3diseases
- rtmosquitoes
- ringworm
- usetinea
- rising mainsESFR
- useservice pipes
- risk wastes
- usehazardous wastes
- cat. A1river basinsESFR
- BT1catchment areas
- rtrivers
- rtvalleys
- river bed filtrationESFR
- useinfiltration galleries
- river blindnessES
- useonchocerciasis
- cat. A1river intakesESFR
- BT1intake works
- BT2water collection systems
- rtrivers
- river pollution
- usesurface water pollution
- river regulation
- useflow control
- cat. JriversESFR
- ufstreams
- BT1physiographic features
- BT1surface waters
- BT2water resources
- BT3natural resources
- BT2water sources
- rtbank storage
- rtdeltas
- rtestuaries
- rtinfiltration galleries
- rtlakes
- rtriver basins
- rtriver intakes
- rtstreamflow
- rivers (canalized)
- usecanals
- cat. A2roboscreensESFR
- BT1well screens
- BT2screens
- rock (crushed)
- usecrushed stone
- cat. A1rock catchmentESFR
- BT1rainwater harvesting
- BT2water collection systems
- cat. A2rock filtrationESFR
- BT1filtration
- BT2physical treatment
- rthorizontal roughing filtration
- cat. Frodent controlESFR
- ufcontrol of rodents
- BT1pest control
- BT2household hygiene
- BT3hygiene
- BT1vector control
- BT2disease control
- rtrodenticides
- rtrodents
- cat. KrodenticidesESFR
- ufrat poisons
- BT1pesticides
- BT2chemicals
- rtrodent control
- cat. FrodentsESFR
- BT1vectors
- BT2disease transmission
- NT1mice
- NT1rats
- rtleptospirosis
- rtrodent control
- role of women
- usewomen's work
- cat. JromaniaESFR
- ufrumania
- BT1europe
- cat. A1roof catchmentESFR
- BT1rainwater harvesting
- BT2water collection systems
- roof tanksES
- usehouse reservoirs
- cat. A1rotary drillingESFR
- BT1mechanical drilling
- BT2well drilling
- BT3well construction
- cat. A1rotary pumpsESFR
- BT1pumps
- BT2water lifting devices
- NT1centrifugal pumps
- NT1helical rotor pumps
- cat. E1rotating biological contactorsESFR
- ufcontactors (rotating biological)
- BT1biological treatment
- BT2wastewater treatment
- NT1biological disks
- NT1biological drums
- cat. FrotavirusesESFR
- BT1reoviridae
- BT2viruses
- BT3microorganisms
- BT3pathogens
- rtdiarrhoeal diseases
- rtgastroenteritis
- rtviral diarrhoeas
- cat. A2roughing filtrationESFR
- BT1filtration
- BT2physical treatment
- NT1downflow roughing filtration
- NT1dynamic roughing filtration
- NT1horizontal roughing filtration
- NT1upflow roughing filtration
- roundworm (human)
- useascaris lumbricoides
- roundworm (pig)
- useascaris suum
- roundworm infestations
- useascariasis
- roundworms (general)
- usenematodes
- rubbishES
- userefuse
- rubbish carts
- userefuse collection vehicles
- rubbish dumpsFR
- userefuse dumps
- rumania
- useromania
- cat. A1runoffESFR
- That portion of RAINFALL which reaches SURFACE WATERS either as direct RUNOFF or as subsurface RUNOFF
- ufstormwater runoff
- rtcatchment areas
- rthydrological cycle
- rtrainfall
- rtrainwater
- rtsurface waters
- rtwater balance
- runoff (overland)
- useoverland flow
- cat. Grural areasESFR
- rtagriculture
- rtrural communities
- cat. Grural communitiesESFR
- BT1communities
- NT1nomadic communities
- NT1scattered communities
- NT1villages
- rtrural areas
- rtrural development
- rtsmall communities
- cat. Grural developmentESFR
- ufdevelopment (integrated rural)
- ufdevelopment (rural)
- ufintegrated rural development
- BT1social development
- rtcommunity development
- rtrural communities
- cat. Drural supply systemsESFR
- ufrural water supply systems
- BT1water distribution
- rtsmall community supply systems
- rural water supply systems
- userural supply systems
- cat. Grural-urban migrationESFR
- BT1migration
- BT2population
- rtpopulation resettlement
- rturbanization
- cat. FrushesESFR
- ufjuncus
- ufsedges
- BT1aquatic plants
- BT2aquatic life
- NT1bulrushes
- NT1reedmace
- cat. JrussiaESFR
- ufussr-in-asia
- BT1europe
- BT1ussr
- cat. JrwandaESFR
- BT1central africa
- BT2africa