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A sustainable food system is a type of food system that provides healthy food to people and creates sustainable environmental, economic, and social systems that surround food. Sustainable food systems start with the development of sustainable agricultural practices, development of more sustainable food distribution systems, creation of ...
A rice paddy. Rice, wheat, corn and potatoes make up more than half the world's food supply. Feeding more than seven billion human bodies takes a heavy toll on the Earth's resources. This begins with the appropriation of about 38% of the Earth's land surface [23] and about 20% of its net primary productivity. [24]
Water footprinting and carbon footprinting are also used to compare the impacts of different food choices. This type of comparison is commonly used to differentiate between products that have high environmental footprints and their alternatives, like dairy [ 5 ] and meat.
Prevention of food waste infers all actions that reduce food production and ultimately prevent food from being produced in vain, such as food donations or re-processing into new food products. Valorisation on the other hand comprise actions that recover the materials, nutrients or energy in food waste, for instance by producing animal feed ...
Sustainability standards can be categorized as either voluntary consensus standards or private standards. International Organization for Standardization (ISO) is an example of an standards organization who develop international standards following a voluntary consensus process for sustainability under Technical Committee 207, Environmental management and Technical Committee 268, Sustainable ...
A related concept is that of sustainable development, and the terms are often used to mean the same thing. [6] UNESCO distinguishes the two like this: "Sustainability is often thought of as a long-term goal (i.e. a more sustainable world), while sustainable development refers to the many processes and pathways to achieve it." [7]
Each system claims some advantages and also has possible disadvantages. From the zero-waste standpoint, the reuse of bottles is beneficial because the material usage per trip can be less than other systems. The primary input (or resource) is silica-sand, which is formed into glass and then into a bottle. The bottle is filled with milk and ...
The water, energy and food security nexus according to the Food And Agriculture Organisation of the United Nations (FAO), means that water security, energy security and food security are very much linked to one another, meaning that the actions in any one particular area often can have effects in one or both of the other areas.