1) The document discusses the theme of an anti-food waste and loss campaign called "Think. Eat. Save." which aims to reduce the 1.3 billion tonnes of food wasted annually, equivalent to sub-Saharan Africa's total food production. 2) It notes that with population growth, there is increasing demand on water resources for food production, and certain foods like beef and rice require thousands of litres of water per kilogram. 3) The document argues that food waste is an enormous drain on natural resources and contributor to negative environmental impacts, and calls on people to make informed decisions about local and organic food choices to minimize their carbon footprint and environmental impact.