Science Topics term usage 2012-06-21

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.)

438	earthquakes
131	earthquake occurrences
86	volcanoes
45	mineral resources
39	maps and atlases
37	groundwater
36	geospatial analysis
36	energy resources
33	real-time monitoring and reporting
27	climate change
26	floods
25	surface water (non-marine)
23	map interfaces
17	droughts
16	contamination and pollution
15	water quality
14	avian influenza
13	remote sensing
12	economic geology
11	microbiology
11	invasive species
11	seismology
11	biodiversity
10	fires
10	animals
9	environmental health (human)
9	volcanic activity
8	human impacts
8	oil resources
7	geologic maps
7	earthquake probabilities
7	tsunamis
7	glaciation
7	aerial photography
7	hydrology
7	land use and land cover
7	streamflow
7	water chemistry
6	river systems
6	aquaculture

Science Topics term usage Thursday, 2012-06-21