How do you value a renewable energy project?

In spite of the rapid global growth of the sector, determining the value of a wind, solar, biomass or hydro energy project is no easy feat.

How do you achieve a realistic estimate of cash flow? What is an appropriate discount rate? And, how useful is the weighted average cost of capital (“WACC”) in determining a discount rate when required returns are measured against stock market performance?

https://www.ivsc.org/news/article/how-do-you-value-a-renewable-energy-project