Replacing world’s costliest 500GW of coal with solar and wind would shave $23bn off system costs

Replacing the costliest 500GW of coal with solar photovoltaic and onshore wind would cut power system costs by up to $23 billion a year and reduce annual carbon dioxide emissions by around 1.8 gigatons - equivalent to 5% of total global CO2 emissions in 2019, a new report shows. The study -...