Science Topics term usage 2009-12-24

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.)

526	earthquakes
257	volcanoes
215	earthquake occurrences
100	real-time monitoring and reporting
93	mathematical modeling
91	maps and atlases
58	mineral resources
48	topographic maps
47	floods
42	remote sensing
37	climate change
34	contamination and pollution
34	geospatial analysis
31	energy resources
27	ground water
25	water quality
23	surface water (non-marine)
23	avian influenza
21	map interfaces
20	seismology
18	geologic maps
16	natural gas resources
15	volcanic activity
15	droughts
15	invasive species
14	environmental health (human)
14	earthquake probabilities
13	geothermal resources
13	fires
13	natural resource management
12	water resources
11	hydrogeology
11	river systems
10	atmospheric and climatic processes
9	life sciences
9	hyperspectral imaging
9	precipitation (atmospheric)
9	ground-water flow
9	hydrology
9	metallic ores

Science Topics term usage Thursday, 2009-12-24