Assuming the link between cosmic rays and cloud formation hold true, one can imagine engaging in planetary climate control. (sciencebits.com)
That's compounded by the fact that we don't experience planetary climate change — at best, we're aware of local trends, not global ones. (psmag.com)
But it's like I say: as planetary climate systems show all possible signs of disruption, what we get is strange climatic conditions and extreme weather events on a local level, and these conditions and event are conditioned by great variations from continent to continent and from one year to the next. (dotearth.blogs.nytimes.com)