Submission + - UK vegetables 20-50% less nutritious than in the 1960s (telegraph.co.uk)
'The study found that many crops had lost 20pc to 50pc of several key nutrients.
'Will Summers, a senior associate at the firm, said: “For 60 years we’ve measured food security in calories and tonnes per hectare.
'“On those measures we’ve done remarkably well. But we’ve been quietly hollowing out what’s inside our food.”
'The decrease in nutrient and vitamin value is thought to be down to declining soil quality and crops being selectively bred for their ability to grow quickly, rather than there being any focus on their health benefits.'