Leonid Bershidsky: Despite huge investments, renewable energy isn’t winning

For hydrocarbon doomsayers, there’s good news and bad news. In 2015, there were record investments in renewable energy, and record capacity was added, much of it in emerging economies. Yet despite the huge investment, the global share of fossil fuels is not shrinking very fast. Renewables such as wind, solar and geothermal still account for a tiny share of energy production, and there are factors that may inhibit their growth in the next few years.