Who are the biggest investors in clean energy? China is already leading in renewable energy production figures. It is currently the world’s largest producer of wind and solar energy,9 and the largest domestic and outbound investor in renewable energy.
Is clean energy a good investment? The survey found that of the 400 companies with investments in renewable energy, roughly 20 percent of companies saw a return on investment of 15 percent. MIT researchers note that the ideal is an annual rate of return of between 20 percent and 25 percent.
How much has the US invested in clean energy? Private investment into U.S. clean-energy assets reached a record $105 billion last year as the country added an unprecedented amount of renewable-power capacity.
What is the fastest-growing clean energy source? Solar generation (including distributed), which made up 3.3 percent of total U.S. generation in 2020, is the fastest-growing electricity source.