Science Topics term usage 2010-02-09

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.)

1377	earthquakes
529	earthquake occurrences
315	volcanoes
232	maps and atlases
141	mineral resources
123	real-time monitoring and reporting
105	energy resources
101	map interfaces
90	climate change
80	topographic maps
73	water quality
72	earthquake probabilities
69	ground water
63	geospatial analysis
62	contamination and pollution
59	floods
58	surface water (non-marine)
48	invasive species
47	remote sensing
47	geologic maps
46	droughts
39	oil resources
32	acid deposition
31	avian influenza
31	geologic history
29	seismology
28	tsunamis
28	metallic ores
28	earth structure
27	environmental health (human)
26	endangered species
26	human impacts
25	volcanic activity
25	ecosystems
23	water chemistry
23	natural gas resources
22	health and disease
21	sea-floor characteristics
21	ocean characteristics
20	animals

Science Topics term usage Tuesday, 2010-02-09