Science Topics term usage 2012-04-15

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.)

688	earthquakes
234	earthquake occurrences
149	volcanoes
67	maps and atlases
51	real-time monitoring and reporting
40	climate change
30	oil resources
30	geospatial analysis
28	earthquake probabilities
28	floods
27	droughts
25	mineral resources
24	surface water (non-marine)
24	topographic maps
24	human impacts
24	groundwater
24	water quality
23	energy resources
21	map interfaces
20	remote sensing
20	seismology
18	tsunamis
18	contamination and pollution
14	volcanic activity
11	avian influenza
10	geologic history
10	tectonic processes
10	geologic maps
10	acid deposition
10	tornadoes
9	seismic refraction method
9	fires
9	microbiology
8	biological and physical processes
8	hydrology
8	topics
8	earth structure
7	life sciences
7	ecological processes
6	landslides

Science Topics term usage Sunday, 2012-04-15