Science Topics term usage 2013-01-31

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.)

711	earthquakes
240	earthquake occurrences
117	volcanoes
69	real-time monitoring and reporting
50	floods
50	climate change
46	maps and atlases
36	surface water (non-marine)
34	energy resources
32	mineral resources
26	groundwater
25	earth sciences
25	aerial photography
25	geospatial analysis
23	invasive species
23	remote sensing
23	earthquake probabilities
22	contamination and pollution
21	microbiology
21	water quality
21	tsunamis
19	geology
18	droughts
18	map interfaces
16	life sciences
16	geochemistry
15	hydrology
13	environmental health (human)
13	tectonic processes
13	animals
13	geologic maps
12	volcanic activity
12	health and disease
12	ecology
12	soil resources
12	avian influenza
11	geologic processes
10	seismology
10	fires
10	geographic information systems (GIS)

Science Topics term usage Thursday, 2013-01-31