Science Topics term usage 2011-07-11

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.)

618	earthquakes
220	volcanoes
193	earthquake occurrences
93	maps and atlases
71	real-time monitoring and reporting
54	mineral resources
47	floods
42	surface water (non-marine)
41	map interfaces
38	geospatial analysis
36	groundwater
34	climate change
31	energy resources
30	water quality
29	remote sensing
28	topographic maps
26	contamination and pollution
25	droughts
18	invasive species
17	earthquake probabilities
15	environmental health (human)
14	river systems
13	human impacts
12	hazards
12	avian influenza
12	fires
11	seismology
10	oil resources
10	surface water quality
10	life sciences
10	geologic maps
9	biological and physical processes
9	microbiology
8	acid deposition
7	earth sciences
7	tsunamis
7	freshwater ecosystems
7	volcanic activity
7	geology
6	health and disease

Science Topics term usage Monday, 2011-07-11