Science Topics term usage 2009-10-07

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.)

2677	earthquakes
1404	earthquake occurrences
451	volcanoes
402	maps and atlases
183	real-time monitoring and reporting
161	topographic maps
148	climate change
137	floods
125	map interfaces
108	water quality
103	mineral resources
103	energy resources
95	droughts
90	earthquake probabilities
88	avian influenza
88	surface water (non-marine)
87	geospatial analysis
85	remote sensing
82	contamination and pollution
78	invasive species
75	ground water
70	geologic maps
61	seismology
57	environmental health (human)
56	fires
46	tectonic processes
46	human impacts
44	animals
43	water supply and demand
41	plants (organisms)
40	life sciences
37	volcanic activity
31	oil resources
31	acid deposition
30	rocks and deposits
28	earth structure
25	endangered species
25	stream-gage measurement
24	geochemistry
24	ground-water flow

Science Topics term usage Wednesday, 2009-10-07