Science Topics term usage 2009-12-16

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.)

1470	earthquakes
822	earthquake occurrences
554	volcanoes
177	real-time monitoring and reporting
161	maps and atlases
127	climate change
97	floods
92	seismology
90	remote sensing
89	ground water
88	mineral resources
81	energy resources
79	geospatial analysis
77	map interfaces
76	water quality
75	contamination and pollution
58	surface water (non-marine)
57	topographic maps
55	earthquake probabilities
46	invasive species
46	droughts
44	environmental health (human)
36	avian influenza
35	volcanic activity
28	fires
25	global warming
25	topics
24	tectonic processes
24	geologic maps
22	volcanic eruption prediction
20	oil resources
20	surface water quality
19	ground-water flow
17	metallic ores
17	stream discharge
16	acid deposition
16	endangered species
15	earth structure
15	sediment transport
15	stream-gage measurement

Science Topics term usage Wednesday, 2009-12-16