Abstract
Petroleum annually supplies approximately 47% (37 quads) of our energy, and about half of this petroleum is imported.
Original language | American English |
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Number of pages | 45 |
State | Published - 1980 |
NREL Publication Number
- NREL/SP-625-662
Research output: NREL › Marketing
Original language | American English |
---|---|
Number of pages | 45 |
State | Published - 1980 |