Based onREN21's 2017 report, renewables contributed 19.3% to humans'global energy consumptionand 24.5% to their generation of electricity in 2015 and 2016, respectively. This energy consumption is divided as 8.9% coming from traditionalbiomass, 4.2% as heat energy (modern biomass, geothermal and solar heat), 3.9% from hydroelectricity and the remaining 2.2% is electricity from wind, solar, geothermal, and other forms of biomass. Worldwide investments in renewable technologies amounted to more than US$286 billion in 2015.In 2017, worldwide investments in renewable energy amounted to US$279.8 billion with China accounting for US$126.6 billion or 45% of the global investments, the United States for US$40.5 billion and Europe for US$40.9 billion.Globally there are an estimated 7.7 million jobs associated with the renewable energy industries, withsolar photovoltaicsbeing the largest renewable employer.Renewable energy systems are rapidly becoming more efficient and cheaper and their share of total energy consumption is increasing.As of 2019, more than two-thirds of worldwide newly installed electricity capacity was renewable.Growth in consumption of coal and oil could end by 2020 due to increased uptake of renewables and natural gas.
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