Gas will become the world 's primary source of energy by 2035 , according to DNV GL 's global Transition forecast . Oil and gas will still make up 60 % of the world 's consumption in 2050 , down from 53 % at present , according to the forecast . The global demand for energy is expected to level out in 2030 , thanks to drastic increases in efficiency . Renewable energy will represent a larger slice of the market , with fossil fuels rising from 81 % at present to 52 % in 2020 .
Gas will become the world's primary source of energy by 2035, according to DNV GL's Energy Transition Outlook. Oil and gas will still make up 44% of the world's energy in 2050, down from 53% at present, according to the forecast. The global demand for energy is expected to level out in 2030, thanks to drastic increases in efficiency. Renewable energy will claim a larger slice of the market, with fossil fuels falling from 81% at present to 52% in 2050.