Here are some links I recommend:
This is my food and nutrition blog (California Mediterranean Diet)
This is one to a recent article I wrote on Calcium and Vitamin D:
This is one to the The Oldways Preservation and Exchange Trust Mediterranean Diet Pyramid. They also have a lot of great recipes and other resources on their website:
This is to the Slow Foods USA website. I love the 5 dollar meal challenge they have been promoting:
The Center for Urban Education About Sustainable Agriculture is entertaining and educational, with all kinds of great stories and links about food and farming.