Science Topics term usage 2009-10-21

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.)

974	earthquakes
411	earthquake occurrences
392	volcanoes
298	maps and atlases
180	real-time monitoring and reporting
162	mineral resources
123	topographic maps
118	climate change
116	map interfaces
107	water quality
99	energy resources
99	floods
94	ground water
92	surface water (non-marine)
87	remote sensing
78	droughts
75	contamination and pollution
75	geospatial analysis
71	environmental health (human)
62	fires
62	invasive species
58	human impacts
57	avian influenza
50	earthquake probabilities
46	seismology
45	geologic maps
42	life sciences
38	oil resources
36	natural resources
35	ground-water quality
35	biodiversity
35	animals
34	earth structure
34	drainage basins
30	volcanic activity
30	health and disease
29	water sampling
29	erosion
28	tectonic processes
28	mining hazards

Science Topics term usage Wednesday, 2009-10-21