> If it turns out that the only way to bring down carbon emissions is to make low carbon energy much cheaper, then why would anyone think that we'd spend our ne

> If it turns out that the only way to bring down carbon emissions is to make low carbon energy much cheaper, then why would anyone think that we'd spend our newfound wealth on cleaning up our act in other matters? Humans are consistently willing to devote some percentage of their wealth to nature preservation. That percentage is probably more or less fixed. Therefore bringing down the cost of doing so substantially increases the amount of nature preservation that can be achieved.