Rising temperatures and low rainfall threaten key ingredient of pigs’ diet – acorns from the dehesa oak forests
jamón ibérico bellota
is under threat from the climate crisis as rising temperatures and low rainfall imperil a key ingredient of the pigs’ diet – acorns. In a country where pigs are as populous as people, there are many varieties of ham but none is so revered asIt is produced exclusively from blackfoot pigs, which must spend the last month of their lives gorging on acorns (The problem is that, as a result of unusually hot and dry summers, the oaks are producing fewer acorns.
“The main source is Morocco and Algeria, where of course they don’t rear pigs, but I worry that importing acorns may introduce new diseases as happened when we imported palm trees from Egypt,” he said. The red palm weevil was introduced into Spain via Egypt in 1993 and subsequently destroyed tens of thousands of palms.
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