to the exhaust pipes of cars, for example, you know, the technologyjust isn't downscalable to that sort of size. so now, another way to capture carbon is gaining ground, one that doesn't have to be where the pollution is created. in fact, you could put it in some of the cleanest parts of the world. i've come to switzerland to look at an exciting and relatively new way to clean up the planet's atmosphere, and it's being pioneered right here. climeworks is one of the companies hoping the answer to the great carbon clean—up is in the thin air around us. these huge intake fans called collectors are sucking in the air from around them and they're taking out the c02, and because c02 is around us everywhere, you can place these, well, pretty much anywhere