Andrews interviewed academic researchers studying human mystification and came away with some observations.
My emphasis. It's not clear to me how we could provide enough reassurance in many instances to do much good, though I find it interesting that the New York Times is evidently trying this approach through such interventions as How to Reduce your Carbon Footprint.
This is a very fear-filled society. All of us legitimately perceive our life chances as beyond our control, at least some of the time. Perhaps the best we can do to encourage the small choices that give us a sense that we're doing SOMETHING on climate and on other dimensions of life. Simple, but true.