http://www.dailymail.co.uk/health/article-1256063/Keep-greens-glowing-health--too.html
SHort version:
Leaving spinach in supermarkets exposed to fluorescent lights 24/7 INCREASES the nutritional value
:o
Looks like the price of veg going up to pay for extra lighting,so much for their carbon footprint
nooooo - just don't seem right somehow !