Science Topics term usage 2010-04-04

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.)

2188	earthquakes
1009	earthquake occurrences
141	seismology
110	real-time monitoring and reporting
72	earthquake probabilities
37	volcanoes
30	maps and atlases
26	remote sensing
22	map interfaces
22	droughts
21	California
17	geologic maps
17	tectonic processes
15	topics
14	hazards
13	geospatial analysis
13	mineral resources
12	climate change
10	ground water
9	energy resources
8	geologic processes
7	volcanic activity
7	invasive species
7	avian influenza
7	surface water (non-marine)
6	cartography
6	methods
5	water quality
5	floods
4	bedrock geologic units
4	seismic methods
4	biological and physical processes
4	oil resources
3	sinkhole formation
3	morphology (biological)
3	ocean processes
3	environmental health (human)
3	impact cratering
3	geochemistry
3	aeromagnetic surveying

Science Topics term usage Sunday, 2010-04-04