Singapore's power generation will continue to be dominated by natural gas, with renewables having an upper limit of just 15% of the energy mix, according to a local industry player.
Constrained by the lack of spare land, the 660sq km city-state has only rooftops, and possibly the surface of reservoirs, on which to lay solar panels.
"At best, if Singapore can use all its useable rooftops in our high-rise buildings and our reservoirs by covering them with PV panels, it would provide perhaps 10-15% of the total power required," says Edwin Khew, chief executive of IUT Global, a waste technology management company.
"For
