Where does our food come from, and how does that food get to us? These may not be questions we ask ourselves when we purchase our groceries from the supermarket or sit down to eat our meals. But our food goes on an incredible journey before it gets to us in its final form. Food is life energy, recycled carbon crafted by the sun, water, air and soil. We are what we eat, we are part of the Earth that feeds and nourishes our bodies. When designing a sustainable diet, we must determine the environmental impact of the food we eat – what goes in and what goes out. In nature, waste nourishes new life, but the way human beings live, eat and generate waste destroys life. Our diets must consider the environmental, social, economic and ethical factors to be sustainable.

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