Science Topics term usage 2011-03-22

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.)

2728	earthquakes
850	earthquake occurrences
390	volcanoes
141	earthquake probabilities
134	maps and atlases
122	real-time monitoring and reporting
97	floods
80	groundwater
64	mineral resources
61	geospatial analysis
53	surface water (non-marine)
52	tsunamis
52	map interfaces
49	climate change
44	seismology
44	energy resources
40	remote sensing
39	water quality
38	contamination and pollution
35	avian influenza
32	topographic maps
30	invasive species
30	geologic maps
29	droughts
29	tectonic processes
27	oil resources
24	environmental health (human)
20	fires
18	river systems
18	volcanic activity
17	hydrology
15	human impacts
13	groundwater quality
13	topics
12	microbiology
12	streamflow
11	stream discharge
10	animals
10	earth structure
10	acid deposition

Science Topics term usage Tuesday, 2011-03-22