Science Topics term usage 2011-09-09

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.)

2550	earthquakes
1155	earthquake occurrences
219	floods
208	volcanoes
147	real-time monitoring and reporting
92	maps and atlases
74	surface water (non-marine)
51	earthquake probabilities
48	groundwater
42	topographic maps
41	mineral resources
39	climate change
38	map interfaces
36	geospatial analysis
31	droughts
27	avian influenza
27	seismology
26	water quality
26	tsunamis
26	remote sensing
25	energy resources
23	contamination and pollution
21	fires
21	invasive species
18	geologic maps
15	volcanic activity
15	streamflow
14	environmental health (human)
14	rocks and deposits
13	tectonic processes
12	human impacts
11	acid deposition
10	endangered species
9	geochemistry
8	earth sciences
8	hydrology
8	river systems
8	storm surge
8	microbiology
8	environmental assessment

Science Topics term usage Friday, 2011-09-09