Science Topics term usage 2006-06-21

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.)

184	earthquakes
78	geographic information systems (GIS)
69	volcanoes
30	earthquake probabilities
30	earthquake occurrences
28	real-time monitoring and reporting
26	tectonic processes
25	acid deposition
24	energy resources
24	topics
21	surface water (non-marine)
21	ground-water flow
20	mineral resources
19	contamination and pollution
19	animals
19	cartography
18	ground water
18	tsunamis
17	floods
16	sedimentation
15	landslides
15	water properties
15	aerial photography
15	rocks and deposits
15	planetary bodies
15	climate change
14	water quality
14	droughts
13	invasive species
13	remote sensing
13	maps and atlases
13	health and disease
13	human impacts
12	meteorites
11	information system design and development
11	water chemistry
11	earth structure
11	water supply and demand
10	ocean characteristics
10	endangered species

Science Topics term usage Wednesday, 2006-06-21