Science Topics term usage 2011-05-13

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.)

1178	earthquakes
366	earthquake occurrences
238	volcanoes
105	floods
95	real-time monitoring and reporting
81	maps and atlases
56	surface water (non-marine)
45	groundwater
44	earthquake probabilities
42	map interfaces
41	energy resources
41	mineral resources
35	climate change
31	water quality
30	geospatial analysis
29	seismology
27	remote sensing
27	topographic maps
24	droughts
22	geologic maps
21	contamination and pollution
20	oil resources
17	tsunamis
17	invasive species
16	environmental health (human)
12	microbiology
11	avian influenza
11	tectonic processes
11	land use and land cover
11	volcanic activity
11	fires
10	endangered species
10	human impacts
10	groundwater flow
9	groundwater quality
9	river systems
8	hydrology
8	drainage basins
7	topics
7	cartography

Science Topics term usage Friday, 2011-05-13