Alphabetical listing of categories: D

total maximum daily load -> TMDL (2) dairies -> agricultural sites (3) fire damage (3) beaver dams -> habitats (2) dams -> dam sites (3) sub-surface dams -> dam sites (3) dam sites (3) bathymetry data -> bathymetry (27) real-time data -> real-time monitoring and reporting (174) remote-sensing data (28) -> remote sensing WITH image collections streamflow data (68) -> streamflow WITH datasets water-quality data (85) -> water quality WITH datasets data collection facilities (1) data downloading -> data services (22) data management -> information management methods (9) data services (22) argon-argon dating -> radiometric dating (10) carbon dating -> carbon-14 analysis (1) fission-track dating (3) K-Ar dating -> potassium-argon analysis (1) lead-210 dating -> radiometric dating (10) luminescence dating (3) optically-stimulated luminescence dating -> luminescence dating (3) radiocarbon dating -> carbon-14 analysis (1) radiometric dating (10) thermoluminescence dating -> luminescence dating (3) TL/OSL dating -> luminescence dating (3) tritium-helium dating -> tritium analysis (1) age dating (fission-track) -> fission-track dating (3) age dating (radiometric) -> radiometric dating (10) age dating (tree ring) -> tree ring analysis (1) dating methods -> age estimation methods (5) horizontal datums -> map coordinate systems (2) vertical datums -> map coordinate systems (2) debris avalanches -> landslides (18) debris flows -> landslides (18) deciduous forest ecosystems -> forest ecosystems (20) decision support methods (3) decomposers (1) organic decomposition -> biogeochemical cycling (9) decomposition (organic) -> biogeochemical cycling (9) deep sea fisheries -> marine fishery resources (2) deep sea fishing -> marine fishery resources (2) deformation (geologic) (9) degradation products (chemical) -> pesticide and herbicide contamination (12) deltas (2) maps on demand -> sales and distribution services (15) water demand -> water supply and demand (55) water supply and demand (55) demilitarized zones -> administrative areas (8) culture and demographics (9) demographics -> culture and demographics (9) demonstration areas -> reserves (2) dendroecology (4) -> ecosystem monitoring WITH vegetation density flow -> sediment transport (28) dependent political entities -> political areas (1) mineral deposit areas (6) salt deposit areas -> mineral deposit areas (6) acid deposition (5) acidic deposition -> acid deposition (5) dust deposition -> sedimentation (28) atmospheric deposition (chemical & particulate) (5) atmospheric deposition (chemical and particulate) -> atmospheric deposition (chemical & particulate) (5) deposition (sediment) -> sedimentation (28) clay deposits (1) gravel deposits (3) rocks and deposits (57) sand deposits (2) surficial deposits -> unconsolidated deposits (13) unconsolidated deposits (13) ore deposits (metallic) -> metallic ores (9) ore deposits (non-metallic) -> nonmetallic mineral resources (6) depots -> buildings (4) fuel depots -> transportation features (4) icecap depressions -> ice masses (7) sonar depth-sounding -> sonar methods (26) depth-to maps (2) -> structure contours WITH maps and atlases desert ecosystems (11) desertification (3) deserts (9) rock deserts -> deserts (9) sandy deserts -> deserts (9) stony deserts -> deserts (9) information system design and development (22) instrument design and development (11) habitat destruction -> habitat alteration (11) detection (chemical) -> chemical analysis (29) LIght Detection and Ranging (LIDAR) -> LIDAR (3) radiometric age determination -> radiometric dating (10) information system design and development (22) instrument design and development (11) metadata development (6) organism growth and development (8) standards development (8) tool development -> instrument design and development (11) cooperative research and development agreements (CRADAs) -> partnerships (17) developmental biology (1) diadromous fish (2) -> migratory species WITH fish diagenesis (1) diatomite mines -> mine sites (7) diatoms (2) x-ray diffraction (1) digital cartography -> cartography (67) dimension stone -> building stone resources (1) dinoflagellates (1) dinosaurs (4) cattle dipping tanks -> agricultural sites (3) disasters -> hazards (105) river discharge -> stream discharge (12) stream discharge (12) river discharge monitoring -> field inventory and monitoring (328) stream discharge monitoring -> stream discharge (12) science discipline offices (4) chronic wasting disease (1) disease -> health and disease (61) health and disease (61) human disease -> environmental health (human) (21) disease (human) -> environmental health (human) (21) zoonotic diseases (1) disease vectors (4) sewage disposal -> waste treatment and disposal (19) waste treatment and disposal (19) disposal sites (2) refuse disposal sites -> disposal sites (2) waste disposal sites -> disposal sites (2) dissolution -> erosion (27) dissolved constituents -> water quality (253) dissolved contaminants -> water quality (253) dissolved gases (1) dissolved oxygen -> oxygen content (water) (9) distributaries -> streams (52) animal distribution -> biogeography (66) plant distribution -> biogeography (66) species distribution -> biogeography (66) species distribution maps (16) -> biogeography WITH maps and atlases distribution of animals -> biogeography (66) distribution of plants -> biogeography (66) distribution of species -> biogeography (66) sales and distribution services (15) districts -> administrative areas (8) lake districts -> land regions (6) biological diversity -> biodiversity (18) ecosystem diversity (1) genetic diversity (1) species diversity (3) diversity (biological) -> biodiversity (18) administrative divisions -> administrative areas (8) countries, 2nd order divisions (1) divisions -> science discipline offices (4) judicial divisions -> countries, 2nd order divisions (1) second-order administrative divisions -> countries, 2nd order divisions (1) DNA sequencing (5) docking basins -> harbors (4) docks -> piers (1) dry docks -> harbors (4) dock yards -> harbors (4) dockyards -> harbors (4) icecap domes -> ice masses (7) domestic water use (5) acoustic doppler current profiler -> acoustic doppler current profiling (1) acoustic doppler current profiling (1) doppler radar imaging (1) data downloading -> data services (22) dowsing -> natural resource exploration (10) mine drainage (5) drainage basins (45) drawbridges -> bridges (2) drawdown -> water use (35) dredging (1) continental drift -> tectonic processes (19) well drilling (4) drilling and coring (15) drinking water -> drinking water use (4) drinking water use (4) drives -> roadways (2) droughts (28) dry docks -> harbors (4) dry lakes -> lakes (26) dry stream beds -> streams (52) dumps -> disposal sites (2) mine dumps -> disposal sites (2) dust deposition -> sedimentation (28) dust storms (1) dust transport -> sediment transport (28) dykes (geologic) -> volcanic features (38) dynamic geology -> tectonic processes (19) fluid dynamics -> hydrodynamics (2) population dynamics (12) trophic level dynamics -> food web (3)

Alphabetical index of categories: D