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Here follow some approximate EROEIs for different energy sources: |
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| Middle East oil | 30+ | remember fossil fuel quality varies | ||
| Tar sands | 1.5 | |||
| Hydro power | 45 | |||
| Coal | 25 | according to accessibility | suspect figure | |
| Nuclear | 5 – 20 | according to assumptions | suspect figure | |
| Wind | 4 – 10 | |||
| Solar | 5 | |||
| Corn methanol | negative | therefore, subsidised by the crazy US government! | ||
| Source: energy economics and fossil fuels— how long do we have? by abelard | ||||