Engineering
CO2 Sequestration
100%
Enhanced Oil Recovery
100%
Evaluation
100%
Oil Field
80%
Research
80%
Fuel
40%
Subsurface
40%
Coal
20%
Oil Production
20%
Houses
20%
Coal-to-Liquids
20%
Carbon Sequestration
20%
Production
20%
Inventory
20%
Specific Site
20%
Recovery Technique
20%
Energy Policy
20%
Natural Gas
20%
Global Warming
20%
Fields
20%
Fossil Fuel
20%
Water
20%
Accident Prevention
20%
Efficiency
20%
Model
20%
Phase Composition
20%
Energy Resource
20%
Agricultural and Biological Sciences
Oil
100%
Fields
50%
Research
40%
Surveys
30%
Coal
20%
Fuel
20%
Area
20%
Technology
20%
Federal Government
10%
Chemical Analysis
10%
Inventory
10%
Transportation
10%
Water
10%
Energy Policy
10%
Carbon Sequestration
10%
Fossil Fuel
10%
Global Warming
10%
Model
10%
Motivation
10%
Rocks
10%
Sampling
10%
Material Science
Carbon Dioxide
100%
Water
25%
Coal
25%
Coal-to-Liquids
25%
Liquid Fuels
25%
Phase Composition
25%
Natural Gas
25%
Oil Production
25%
Characterization
25%
Rocks
25%
Fuel
25%
Fossil Fuel
25%