| Answer | Crossword Clue |
|---|---|
| EPA | ENERGY STAR promoter, briefly |
| TBOONEPICKENS | Texas billionaire and alternative energy promoter |
| CARB | Energy source, briefly |
| ATP | Cellular energy chemical, briefly |
| ATP | Biochemical energy source, briefly |
| ATP | Energy storage molecule, briefly |
| ATP | Metabolic energy-transporting compound, briefly |
| OPEC | Energy cartel since 1960, briefly |
