Science Topics term usage 2009-04-27

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.)

2013	earthquakes
1136	earthquake occurrences
208	volcanoes
153	real-time monitoring and reporting
137	avian influenza
132	maps and atlases
77	floods
74	seismology
64	USGS map servers
61	climate change
58	remote sensing
55	energy resources
54	mineral resources
50	surface water (non-marine)
48	ground water
48	topographic maps
42	geospatial analysis
41	contamination and pollution
41	environmental health (human)
41	earthquake probabilities
37	water quality
33	droughts
33	geologic maps
28	invasive species
25	health and disease
24	fires
22	river systems
22	mountains
19	oil resources
18	acid deposition
18	human impacts
16	streamflow
15	global warming
14	hydrology
12	desert ecosystems
12	ground-water flow
11	hazards
11	endangered species
11	tsunamis
11	tectonic processes

Science Topics term usage Monday, 2009-04-27