If you have any links I'd be very interested to see them. Happy to be proven wrong here, but when most (all?) of the research is based in modelling I don't see how you'd prove causation, especially in such a large system that you can't test with and without the intervention in question.
If you have any links I'd be very interested to see them. Happy to be proven wrong here, but when most (all?) of the research is based in modelling I don't see how you'd prove causation, especially in such a large system that you can't test with and without the intervention in question.