Science Topics term usage 2011-09-16

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.)

940	earthquakes
378	earthquake occurrences
130	volcanoes
61	maps and atlases
55	climate change
50	mineral resources
50	real-time monitoring and reporting
46	floods
35	water quality
33	groundwater
29	map interfaces
28	energy resources
27	droughts
27	earthquake probabilities
26	geospatial analysis
24	surface water (non-marine)
23	invasive species
22	avian influenza
20	geologic maps
18	contamination and pollution
18	remote sensing
17	environmental health (human)
16	topographic maps
15	fires
15	seismology
14	volcanic activity
14	human impacts
13	tsunamis
12	waste treatment and disposal
12	oil resources
10	water resources
10	health and disease
10	zoology
8	tectonic processes
7	animal behavior
7	drainage basins
7	biodiversity
6	acid deposition
6	geochemistry
6	microbiology

Science Topics term usage Friday, 2011-09-16