Topic
Alaska
73
02 Petroleum
52
54 Environmental Sciences
52
03 Natural Gas
43
Petroleum
36
Natural Gas
30
Alaskan North Slope
24
Gas Hydrates
24
North Slope
24
Production
21
Arctic Regions
20
Climates
20
Geology
20
Hydrates
20
Availability
18
Drilling
18
Progress Report
18
Performance
17
Permafrost
17
Methane
16
Clouds
15
North America
15
Usa
15
Chemistry
14
Data
14
Oil and Gas
14
Data Processing
13
Hydrocarbons
13
Oil Fields
13
Snow
13
Weather
13
Deposition
12
Economics
12
Environmental Impacts
12
Exploration
12
Radiations
11
Viscosity
11
Geophysics
10
58 Geosciences
9
Carbon Dioxide
9
Climate Models
9
Earth Atmosphere
9
Energy Sources
9
Measuring Instruments
9
Radiation Monitoring
9
Stratigraphy
9
Tundra
9
Federal Region X
8
Geologic Deposits
8
Management
8
more ...