Science Topics term usage 2011-09-15

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.)

2222	earthquakes
951	earthquake occurrences
175	volcanoes
102	maps and atlases
81	real-time monitoring and reporting
77	floods
60	energy resources
58	climate change
57	mineral resources
54	earthquake probabilities
47	surface water (non-marine)
47	droughts
43	map interfaces
41	geospatial analysis
39	invasive species
39	groundwater
36	water quality
32	remote sensing
32	avian influenza
30	fires
27	topographic maps
22	environmental health (human)
22	tsunamis
21	contamination and pollution
19	seismology
19	human impacts
17	California
16	volcanic activity
15	acid deposition
15	tectonic processes
14	geochemistry
13	geologic maps
13	microbiology
13	oil resources
12	health and disease
12	marine biology
11	topics
11	life sciences
10	groundwater flow
9	earth structure

Science Topics term usage Thursday, 2011-09-15