Science Topics term usage 2011-04-09

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.)

1081	earthquakes
338	earthquake occurrences
168	volcanoes
103	acid deposition
74	maps and atlases
68	real-time monitoring and reporting
51	floods
51	earthquake probabilities
46	mineral resources
41	map interfaces
39	climate change
39	groundwater
29	energy resources
26	surface water (non-marine)
24	remote sensing
23	droughts
23	topographic maps
21	oil resources
20	invasive species
19	animals
19	contamination and pollution
19	environmental health (human)
18	water quality
18	seismology
17	tsunamis
16	geospatial analysis
16	avian influenza
15	tectonic processes
14	fires
13	microbiology
12	volcanic activity
11	river systems
10	geologic maps
7	health and disease
6	life sciences
6	hydrology
6	land use and land cover
6	stream discharge
5	water use
5	geochemistry

Science Topics term usage Saturday, 2011-04-09