Science Topics term usage 2012-04-24

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.)

927	earthquakes
317	earthquake occurrences
268	volcanoes
100	maps and atlases
90	real-time monitoring and reporting
57	groundwater
52	mineral resources
51	surface water (non-marine)
45	energy resources
42	climate change
40	map interfaces
40	droughts
40	floods
37	water quality
34	geospatial analysis
33	earthquake probabilities
32	invasive species
25	remote sensing
24	topographic maps
24	fires
23	avian influenza
22	contamination and pollution
19	geologic maps
18	rocks and deposits
18	human impacts
16	volcanic activity
16	environmental health (human)
15	tectonic processes
15	stream discharge
15	seismology
15	tsunamis
13	endangered species
13	earth sciences
12	oil resources
12	natural gas resources
12	microbiology
11	laboratory methods
9	land use and land cover
9	life sciences
9	river systems

Science Topics term usage Tuesday, 2012-04-24