USGS - science for a changing world

Science Topics

Science Topics term usage Saturday, 2009-12-26

This analysis excludes the activity of search-engine spiders, USGS users, and transactions resulting in errors.

Scripts used

2819science
412combine
96kwic

Browse terms chosen

(Table shows only the 40 most frequently chosen terms.)

611earthquakes
331volcanoes
279earthquake occurrences
132real-time monitoring and reporting
82maps and atlases
76climate change
73mathematical modeling
62mineral resources
54map interfaces
43topographic maps
39volcanic activity
29energy resources
29floods
28ground water
27invasive species
25contamination and pollution
25droughts
24surface water (non-marine)
23geospatial analysis
22seismology
22remote sensing
20geologic maps
19water quality
19earthquake probabilities
14avian influenza
14environmental health (human)
13mining hazards
12earth sciences
11volcanology
11natural resource management
10hazards
10oil resources
10fires
9California
9human impacts
9ocean characteristics
8acid deposition
7metallic ores
7hydrology
7ground-water flow

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Monday, 28-Dec-2009 09:31:36 EST