We have seen many manufacturers falter after hitting early heights, and the renewables spin-offs from big utilities have had mixed fortunes. There are some continuing success stories, such as Brookfield Renewable Energy Partners, listed on the Toronto stock exchange, but the ink has been predominantly red for a while.

This year, we have witnessed a run of successful initial public offerings (IPOs) of renewables funds on the London Stock Exchange (LSE), with Greencoat UK Wind, Bluefield and The Renewables Infrastructure Group (Trig) raising more than $1bn in aggregate.

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