简介：The depletion of natural resources inaugurated by the industrial revolution has progressively increased thecommon perception that mineral sources of energy (mainly oil and gas) should be replaced by other renewablesources such as hydropower, ethanol, biodiesel and biogas. In the past two decades, that challenge appears evenmore appealing within the environmental context, once having recourse to “clean” energy is view as the mainaction to fight the global warming and to reduce the levels of air pollution.
简介：The depletion of natural resources inaugurated by the industrial revolution has progressively increased thecommon perception that mineral sources of energy (mainly oil and gas) should be replaced by other renewablesources such as hydropower, ethanol, biodiesel and biogas. In the past two decades, that challenge appears evenmore appealing within the environmental context, once having recourse to “clean” energy is view as the mainaction to fight the global warming and to reduce the levels of air pollution.