This Website "Feeding America" fights hunger by advocating food prevention. This site goes over tragic facts and stories of people that didn't have anything to eat. they also give links in ways that you can help.
The USDA is encouraging manufactures retailers and community's reduce, recover and recycle food. They are also challenging to from a group of 400 partners by 2015.
The site is a ministry run by society of St. Andrew which operate programs to salvage any food. The website also goes over facts and statistics of food waste.