Justin Paget/DigitalVision via Getty Images Investment Thesis Investing in clean energy is a hot topic nowadays and rightfully so. With oil prices at a decade high, policymakers are increasingly pushing the green energy agenda in order to replace traditional sources of energy. The main reason investors are interested in the clean energy sector goes beyond the promise of a higher yield though. According to Fatih Birol, executive director of the International Energy Agency, clean energy spending must triple in the next decade in order to meet the target of net-zero greenhouse gas emissions by 2050. As a result, the high demand for clean energy solutions makes ETFs investing in this space an interesting hunting ground. That said, investors shouldn’t overlook valuations, especially in a rising rate environment. Clean energy stocks generally trade at over 20x earnings, which is…
