Science Topics term usage 2011-07-14

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.)

472	earthquakes
159	volcanoes
155	earthquake occurrences
104	maps and atlases
82	real-time monitoring and reporting
51	mineral resources
48	energy resources
47	map interfaces
46	floods
45	surface water (non-marine)
45	climate change
38	droughts
37	water quality
33	groundwater
29	topographic maps
28	remote sensing
27	invasive species
24	geospatial analysis
18	contamination and pollution
18	environmental health (human)
18	avian influenza
17	geologic maps
14	fires
13	microbiology
11	natural gas resources
10	seismology
10	oil resources
9	sea-floor characteristics
9	surface water quality
9	human impacts
9	earthquake probabilities
8	tsunamis
8	acid deposition
8	rocks and deposits
8	streamflow
8	volcanic activity
7	land use and land cover
6	geomorphology
6	topics
6	economic geology

Science Topics term usage Thursday, 2011-07-14