Science Topics term usage 2008-04-10

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.)

365	earthquakes
205	energy resources
176	volcanoes
146	earthquake occurrences
133	maps and atlases
109	real-time monitoring and reporting
108	oil resources
95	floods
74	USGS map servers
73	mineral resources
72	climate change
69	ground water
66	surface water (non-marine)
61	remote sensing
55	droughts
54	water quality
48	invasive species
45	geospatial analysis
44	contamination and pollution
38	avian influenza
36	fires
33	environmental health (human)
24	acid deposition
21	earth structure
17	seismology
17	stream-gage measurement
16	river systems
15	streamflow
14	earthquake probabilities
14	biogeography
14	global warming
14	drainage basins
12	USGS maps on demand
12	volcanic activity
11	endangered species
10	natural gas resources
10	human impacts
10	geologic structure
10	landslides
10	marine geology

Science Topics term usage Thursday, 2008-04-10