Science Topics term usage 2011-12-13

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.)

599	earthquakes
218	earthquake occurrences
177	volcanoes
74	maps and atlases
70	mineral resources
62	real-time monitoring and reporting
47	groundwater
47	surface water (non-marine)
43	floods
41	climate change
40	map interfaces
38	energy resources
38	geospatial analysis
35	remote sensing
35	water quality
30	contamination and pollution
30	droughts
25	earthquake probabilities
23	invasive species
20	avian influenza
20	environmental health (human)
18	human impacts
16	fires
16	geologic maps
15	tsunamis
15	volcanic activity
14	seismology
14	topographic maps
13	geologic processes
12	land use and land cover
12	oil resources
12	microbiology
12	endangered species
11	hydrology
11	life sciences
11	geochemistry
10	water chemistry
10	erosion
10	earth sciences
10	streamflow

Science Topics term usage Tuesday, 2011-12-13