Food waste has become a significant environmental issue that is contributing to climate change, increased pressure on land and water resources and economic losses that drive poverty and food insecurity. This practical activity teaches young students about the resources needed to produce some of their favourite foods, while using a food waste audit to demonstrate how much food is thrown away during a typical school lunch. As they learn that “food is not trash, pupils will be inspired to become more sustainably conscious by making efforts to “save, share or compost” and become the young global citizens that will help protect the future of our planet.
This resource supports Grade K-2 Science outcomes related to healthy eating, food groups, food production and air pollution. Students also learn about composting as a biological tool to recycle organic waste. Exploring the connection between human wants and needs and sustainable consumption supports Social Studies units exploring global citizenship.
The activity includes a link to building a homemade composter out of a plastic bottle, which would make a great extended learning project in which students could observe the decomposition process. Pupils might also use their composters to create a school display that raises awareness among peers and teachers about how to prevent food waste.
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