Renewable-energy sources are expected to contribute up to 80% of the global energy supply by 2050, according to a report published by the Intergovernmental Panel on Climate Change.
A key message from the report is that renewable-energy sources will be paramount in the global battle against climate change, and their role in reducing greenhouse-gas emissions will be considerably more important than that of natural gas, carbon capture and storage, or nuclear power. The report considers the potential contribution from biomass, geothermal, hydro, ocean, solar and wind energy. Read more
Source : engineeringnews.co.za