Will current applicable legislations suffice for energy resources in near future?

There are many coercive reasons tor countries all around the world to seek to increase their rate of use of renewable energy to produce electricity. Most sources ot renewable energy produce extremely low air and water pollution impacts, allthough some forms oI renewable energy, such as large hydro and some forms of biomass, can have many negative impacts on environment, "As the world struggles to address global warming, renewable energy presents a crucial zero carbon alternative to carbon -intensive fossil fuel generation. Renewable energy sources are by definition sustainable and unlimited, not subject to depletion." Most renewatble energy sources, such as hydro, solar, geothermal. wind, have no fuel costs, helping to reduce and fence against energy price volatility...