A little more than a decade ago, solar power was an also-ran in the global energy race. At less than 1 per cent, it had the smallest share of generation capacity of any major power source.
But all that has changed. Next year, solar photovoltaic capacity will leapfrog that of hydropower, according to the International Energy Agency. In three years, it will overtake gas-fired generation. And, in four years, it will push past coal — to boast the largest share of generation capacity of any power source.
A buildout of solar installations — from Arizona in the US to Anhui, China — has been at the forefront of a renewable energy charge that has muscled-in on the old energy order.
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