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Alphabetical listing of categories: O

Topics A-Z

Number of information resources is shown in parentheses after each term.

field observation -> field inventory and monitoring (159) earthquake occurrence maps (2) -> earthquake occurrences -> maps and atlases earthquake occurrences (2) offices -> buildings (5) official communications (2) lists of publications -> catalogs and indexes (3) collection of specimens -> specimen collecting (3) bodies of water -> hydrographic features (15) olive oil mills -> industrial sites (5) oil refineries -> industrial sites (5) oil wells -> wells (5) olive oil mills -> industrial sites (5) open pit mines -> mine sites (112) optical microscopy (1) ore deposits -> mineral deposits (25) ore deposits (metallic) -> metallic mineral resources (113) ore formation (12) metallic ores -> metallic mineral resources (113) ore treatment plants -> industrial sites (5) dissolved organic compounds (2) organic decomposition -> biogeochemical cycling (1) organism groupings (non-taxonomic) (8) biological organisms -> organisms (6) organisms (6) orienteering -> geolocation measurement (1) osmium (8) outfall -> contamination and pollution (64) overfalls -> hydrographic features (15) intermittent oxbow lakes -> lakes (4) oxbow lakes -> lakes (4) dissolved oxygen -> oxygen content (water) (7) oxygen content (water) (7) oxygen isotope analysis (3) File: static/kwic-o.html, size: 3678