Is there poorer diet in these fields? (So only smaller survive, so sheep grow less in the same time frame?)
Is there more inbreeding?
Is there better diet - so fewer small sheep die?
Are there fewer predators, so smaller sheep can stay alive?
No answers to the above, and the above are not addresses in the article = It must be global warming!
A full 1/4 of one degree change in global temperatures in 30 years = GLOBAL CATASTROPHE! Small sheep!
The leftists fools want to believe, so they decide to believe lies. The actual global temp scale shows a decrease globally over the last decade, IIRC. It’s like Al Goreghoul has been selected to be a guru for no reason other than arbitrary choice, so he will be believed even if the scientific evidence is contradictory. It’s magic thinking ...