And they're very blunt about it, in a new report on climate change:
"People will have to be rationed to four modest portions of meat and one litre of milk a week if the world is to avoid run-away climate change, a major new report warns. The report, by the Food Climate Research Network, based at the University of Surrey, also says total food consumption should be reduced, especially "low nutritional value" treats such as alcohol, sweets and chocolates."
Bur remember that we've heard this before--in the 1960s and 1970s.
I can remember back then hearing dire warnings of inevitable overpopulation, mass starvation, the return of an ice age. Many thinkers in the late 1970s warned that, given the fuel shortages and such of the time, we were now living in an era of "limits", and we'd never leave it.
But that turned out not to be true. Ingenuity can bring us new sources of energy. We just have to find them. The principle conservatives should follow is simple--more oil drilling, more research, more seeking out alternative energy sources, more nuclear power, more everything...