Science Topics term usage 2011-04-04

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.)

1400	earthquakes
432	earthquake occurrences
263	volcanoes
107	real-time monitoring and reporting
100	maps and atlases
67	groundwater
66	energy resources
64	mineral resources
60	floods
55	surface water (non-marine)
54	geospatial analysis
49	climate change
48	earthquake probabilities
45	map interfaces
36	tsunamis
30	water quality
30	topographic maps
29	remote sensing
27	contamination and pollution
24	invasive species
23	oil resources
22	avian influenza
22	seismology
20	droughts
17	fires
16	environmental health (human)
16	health and disease
15	human impacts
14	land use and land cover
14	topics
14	river systems
14	tectonic processes
12	animals
12	acid deposition
11	hazards
11	geologic maps
11	microbiology
11	life sciences
10	geologic processes
10	hurricanes

Science Topics term usage Monday, 2011-04-04