It depends if the people are betting that climate change is real and these companies will start to be treated differently are correct. Could be another 4 years before changes happen...
If there is a climate catastrophe going to happen, but no government is going to punish companies responsible, it won't make sense to try to do that for yourself -- in the same way bad corporations are freeriding on climate, bad investors are freeriding on your efforts to punish such corporations.
Investors and traders eat uncertainty for breakfast, lunch and dinner. It doesn’t stop them from making trading decisions. It’s what keeps market ticking.