[Read all Times reporting on the 50th anniversary of the Apollo 11 moon landing.]

Could a “moon shot” for climate change cool a warming planet?

Fifty years after humans first left bootprints in the lunar dust, it’s an enticing idea. The effort and the commitment of brainpower and money, and the glorious achievement itself, shine as an international example of what people can do when they set their minds to it. The spinoff technologies ended up affecting all of our lives.

So why not do it all over again — but instead of going to another astronomical body and planting a flag, why not save our own planet? Why not face it with the kind of inspiration that John F. Kennedy projected when he stood up at Rice University in 1962 and said “We choose to go to the moon,” and to do such things:

“ … not because they are easy, but because they are hard; because that goal will serve to organize and measure the best of our energies and skills, because that challenge is one that we are willing to accept, one we are unwilling to postpone, and one we intend to win …”