That's bellwether. A wether is a castrated ram. They put a bell around his neck and he leads the flock of sheep. A bellwether is a sign of what's to come. usually some nutless assh*le leading a bunch of witless sheep.
Unfortunately neither the weather, nor the environment, are going to get cleaned up. I think this is a given. There has been a lot of talk, plans, agreements, promises, etc. but, in reality, not a whole lot to actually fix anything. This being the case eventually the geo-engineers will begin 'fixing' things. An interesting aside to this is the simple fact that, if they screw up, we will all die!
If you are not familiar with geo-engineering google "geo engineering" and read all about it.
Australian PM Scott Morrison,tries to get ahead of his incompetent handling of Australia’s bush fires as only someone who cut his teeth in the tourism and hospitality industry knows how. He made a cheap ass video with poorly chosen, royalty free music trac accompaniment: