Science Topics term usage 2010-03-23

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.)

1925	earthquakes
766	volcanoes
656	earthquake occurrences
225	real-time monitoring and reporting
217	maps and atlases
132	floods
131	seismology
122	climate change
120	earthquake probabilities
118	mineral resources
116	energy resources
107	remote sensing
99	map interfaces
80	ground water
79	surface water (non-marine)
73	geospatial analysis
70	contamination and pollution
68	water quality
67	topographic maps
53	avian influenza
52	invasive species
52	geologic maps
49	droughts
41	volcanic activity
39	tectonic processes
38	animals
36	oil resources
34	ground-water flow
33	wildlife
32	fires
32	field methods
30	environmental health (human)
29	river systems
29	human impacts
29	endangered species
28	global warming
25	seismic methods
25	ocean characteristics
24	earth structure
23	acid deposition

Science Topics term usage Tuesday, 2010-03-23