Science Topics term usage 2010-05-18

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.)

2054	earthquakes
875	earthquake occurrences
387	volcanoes
201	real-time monitoring and reporting
181	maps and atlases
101	mineral resources
92	climate change
90	ground water
83	floods
77	seismology
77	map interfaces
71	energy resources
62	topographic maps
58	earthquake probabilities
57	surface water (non-marine)
55	geospatial analysis
50	water quality
44	contamination and pollution
43	remote sensing
43	droughts
40	invasive species
33	land use and land cover
32	California
31	avian influenza
27	oil resources
26	soil resources
25	human impacts
25	geologic maps
24	environmental health (human)
23	ground-water quality
22	volcanic activity
21	hazards
21	fires
20	tectonic processes
19	desert ecosystems
18	river systems
17	ocean characteristics
17	acid deposition
17	geologic processes
17	volcanic eruption prediction

Science Topics term usage Tuesday, 2010-05-18