Science Topics term usage 2009-10-22

This analysis excludes the activity of search-engine spiders, USGS users, and transactions resulting in errors.

(Table shows only the 40 most frequently chosen terms.)

1166	earthquakes
554	earthquake occurrences
432	volcanoes
349	maps and atlases
166	real-time monitoring and reporting
140	climate change
116	topographic maps
108	water quality
108	map interfaces
98	ground water
98	floods
96	mineral resources
89	energy resources
87	geospatial analysis
87	surface water (non-marine)
76	remote sensing
70	invasive species
69	contamination and pollution
66	geologic maps
58	avian influenza
52	droughts
41	environmental health (human)
39	earthquake probabilities
33	river systems
32	fires
31	global warming
30	life sciences
29	tectonic processes
29	surface water quality
29	drainage basins
27	ocean characteristics
27	aquatic ecosystems
27	seismology
27	global change
27	animals
26	streamflow
26	natural resources
26	earth structure
23	ground-water flow
23	USGS Quadrangles

Science Topics term usage Thursday, 2009-10-22