It could be much more efficiently used to make investments in energy efficiency, cogeneration, renewables, combined-cycle power plants, fuel cells and the like.
(It; could be; much more efficiently used to make investments in energy efficiency, cogeneration, renewables, combined-cycle power plants, fuel cells and the like)
It
could be
much more efficiently used to make investments in energy efficiency, cogeneration, renewables, combined-cycle power plants, fuel cells and the like