The Netherlands' five largest pension funds have said they are willing to invest billions in the country’s renewable energy sector and the electricity grid. The funds, with a combined 900 billion euros ($975 billion) in assets, have offered to help with finances and expertise in the nation’s electric grid expansion and sustainable heating projects. "We want to make a bigger impact, we can and want to invest more in the Dutch energy transition," the funds said in a letter addressed to the country’s political parties looking…