State of Science :: Nutritional Quality
"Still No Free Lunch: Nutrient levels in U.S. food supply eroded by pursuit of high yields"
Author(s): Brian Halweil
Steady progress in increasing crop yields and animal production levels has often been achieved at the expense of food nutrional quality, the environment, and in some cases, food safety and animal health.
This "Critical Issue Report" documents the extent of nutrient decline, reviews ways that farmers and breeders can increase nutrient density, and explains the importance of doing so in order to improve public health.
The full report 44-page report is available in pdf format below, as well as the five-page Foreword and Executive Summary, and the press release announcing the report's availability.