Science Topics term usage 2008-10-09

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.)

441	earthquakes
167	volcanoes
162	earthquake occurrences
153	maps and atlases
84	real-time monitoring and reporting
72	climate change
63	USGS map servers
55	water quality
51	floods
49	energy resources
46	mineral resources
45	contamination and pollution
42	remote sensing
40	ground water
37	geospatial analysis
32	surface water (non-marine)
29	invasive species
25	fires
22	earthquake probabilities
22	avian influenza
21	droughts
21	oil resources
17	environmental health (human)
15	tsunamis
15	ocean characteristics
14	aerial photography
14	sediment transport
14	metallic ores
14	desert ecosystems
13	acid deposition
12	earth structure
12	human impacts
11	streamflow
11	topics
11	geographic information systems (GIS)
10	USGS data downloading
10	producers (organisms)
10	erosion
10	water properties
10	animals

Science Topics term usage Thursday, 2008-10-09