Science Topics term usage 2010-01-01

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.)

579	earthquakes
287	earthquake occurrences
162	volcanoes
102	maps and atlases
67	real-time monitoring and reporting
51	topographic maps
51	energy resources
50	map interfaces
49	mineral resources
45	climate change
37	streamflow
36	geospatial analysis
31	invasive species
31	ground water
30	remote sensing
29	surface water (non-marine)
26	floods
26	avian influenza
23	droughts
21	seismology
21	water quality
21	geologic maps
21	contamination and pollution
18	volcanic activity
15	hydrology
15	human impacts
13	life sciences
13	environmental health (human)
13	earthquake probabilities
11	aerial photography
11	geographic information systems (GIS)
11	fires
11	oil resources
10	tectonic processes
10	migratory species
9	earth structure
9	chemical analysis
9	social sciences
9	hazards
8	cartography

Science Topics term usage Friday, 2010-01-01