Science Topics term usage 2010-05-21

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.)

1182	earthquakes
426	earthquake occurrences
225	volcanoes
184	real-time monitoring and reporting
160	maps and atlases
88	mineral resources
72	remote sensing
69	energy resources
66	surface water (non-marine)
61	ground water
60	climate change
59	geospatial analysis
58	floods
56	map interfaces
56	earthquake probabilities
56	droughts
54	seismology
54	water quality
53	topographic maps
50	contamination and pollution
46	invasive species
34	environmental health (human)
30	avian influenza
26	oil resources
25	geologic maps
25	human impacts
24	hazards
21	economic geology
21	volcanic eruption prediction
20	animals
19	earth structure
18	global warming
18	volcanic activity
17	global change
17	fires
16	land use and land cover
16	streamflow
16	geologic structure
15	soil resources
15	water chemistry

Science Topics term usage Friday, 2010-05-21