Solar and wind energy used to be multiple times more expensive than other more polluting methods. And yet they’re now much cheaper and going down every year. W

Solar and wind energy used to be multiple times more expensive than other more polluting methods. And yet they’re now much cheaper and going down every year. We developed a vaccine against Covid in less than two years, which we previously thought to be impossible to do. If we really tried, the problems you mentioned would have a sizable chance of being solved.