Science Topics term usage 2010-02-23

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.)

2035	earthquakes
710	earthquake occurrences
335	volcanoes
265	maps and atlases
173	real-time monitoring and reporting
130	climate change
124	mineral resources
120	energy resources
120	earthquake probabilities
117	ground water
101	surface water (non-marine)
93	map interfaces
86	floods
83	seismology
77	topographic maps
74	water quality
69	contamination and pollution
68	remote sensing
61	droughts
58	geospatial analysis
52	oil resources
50	invasive species
42	geologic maps
36	human impacts
32	land use and land cover
32	social sciences
32	health and disease
32	natural gas resources
31	environmental health (human)
30	tectonic processes
29	acid deposition
29	river systems
29	avian influenza
28	global warming
27	fires
26	seismic methods
26	erosion
25	earth structure
24	hydrology
24	life sciences

Science Topics term usage Tuesday, 2010-02-23