we can be sure that if we run a fossil fuels energy as if we would very be able to more accurate picture regarding the potential for developing renewable energy sources
We can be sure that if we had run out of fossil fuels and nuclear energy, as it were, we would very quickly be able to get a more accurate picture regarding the potential for developing renewable energy sources.
We can be sure that if we run of fossil fuels energy, as it we would very be able to more accurate picture regarding the potential for developing renewable energy sources.