Two companies already leading the decarbonization wave are Brookfield Renewable (NYSE: BEPC) (NYSE: BEP) and NextEra Energy (NYSE: NEE). Worldwide, preventing a climate catastrophe will demand investments of more than $150 trillion over the next three decades to replace fossil fuel energy sources with lower carbon alternatives. Meanwhile, its legacy portfolio should add growth of another 3% to 6% to its bottom line each year, due to inflation-driven rate increases and the higher electricity prices it will be able to negotiate for as its existing contracts expire.