Science Topics term usage 2011-12-28

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.)

457	earthquakes
151	earthquake occurrences
110	volcanoes
49	maps and atlases
43	real-time monitoring and reporting
40	mineral resources
36	map interfaces
34	climate change
30	groundwater
25	energy resources
23	surface water (non-marine)
21	floods
20	geospatial analysis
18	avian influenza
18	remote sensing
18	droughts
17	oil resources
17	water quality
17	contamination and pollution
15	topographic maps
13	earthquake probabilities
9	environmental health (human)
9	invasive species
8	vertebrate zoology
8	natural resource assessment
7	fires
7	geologic maps
7	zoology
6	surface water quality
6	acid deposition
6	volcanic activity
5	metallic ores
5	human impacts
5	groundwater flow
5	biodiversity
5	seismology
5	economic geology
5	snow and ice cover
5	topics
5	water chemistry

Science Topics term usage Wednesday, 2011-12-28