Here follow some approximate EROEIs for different energy sources: |
||||
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 |