Science Topics term usage 2010-02-02

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.)

1697	earthquakes
643	earthquake occurrences
405	volcanoes
218	maps and atlases
152	real-time monitoring and reporting
127	climate change
115	ground water
114	earthquake probabilities
107	energy resources
104	mineral resources
101	floods
93	topographic maps
83	water quality
82	surface water (non-marine)
79	contamination and pollution
77	map interfaces
73	remote sensing
66	geospatial analysis
55	invasive species
54	volcanic activity
53	droughts
52	oil resources
51	geologic maps
51	avian influenza
51	seismology
46	human impacts
43	fires
36	earth structure
35	acid deposition
32	tectonic processes
32	social sciences
30	environmental health (human)
27	metallic ores
27	stream-gage measurement
25	geologic processes
25	health and disease
25	global warming
25	ocean characteristics
24	aerial photography
23	California

Science Topics term usage Tuesday, 2010-02-02