If you want to solve climate change, there are few better places to start than cities.  “The city is kind of like this beautiful vampire squid that sucks in all the resources,” Jacob Bro, co-founder and partner at 2150 , told TechCrunch. “They basically aggregate all the prosperity in the world — 80% of GDP — but also 70% of emissions and all the other resources, all the waste, and all the downsides of the good life.” Plenty of investors have raised large funds to tackle climate change in