Science Topics term usage 2010-01-26

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.)

2142	earthquakes
815	earthquake occurrences
430	volcanoes
224	maps and atlases
178	real-time monitoring and reporting
161	floods
159	climate change
131	ground water
124	mineral resources
122	energy resources
113	earthquake probabilities
112	surface water (non-marine)
99	geospatial analysis
98	water quality
96	topographic maps
96	contamination and pollution
85	droughts
81	remote sensing
80	map interfaces
79	invasive species
64	seismology
56	geologic maps
52	avian influenza
51	tectonic processes
41	earth structure
40	fires
39	volcanic activity
36	drainage basins
30	California
29	human impacts
28	oil resources
27	animals
27	acid deposition
26	river systems
26	ground-water flow
26	environmental health (human)
26	global warming
25	volcanic features
25	social sciences
24	global change

Science Topics term usage Tuesday, 2010-01-26