Science Topics term usage 2013-01-07

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.)

473	earthquakes
150	earthquake occurrences
107	volcanoes
37	mineral resources
37	real-time monitoring and reporting
35	maps and atlases
27	energy resources
26	climate change
26	remote sensing
23	droughts
21	earth structure
20	invasive species
19	map interfaces
19	microbiology
19	geospatial analysis
18	groundwater
18	tectonic processes
18	surface water (non-marine)
16	earth sciences
16	human impacts
16	avian influenza
15	earthquake probabilities
15	contamination and pollution
14	aerial photography
13	geology
13	water quality
13	seismology
12	tsunamis
11	geochemistry
10	volcanic activity
10	fires
10	environmental health (human)
9	greenhouse effect
9	geologic maps
9	toxic trace element contamination
9	life sciences
9	igneous rocks
8	geologic processes
8	health and disease
8	natural resource exploration

Science Topics term usage Monday, 2013-01-07