For producers to clearly label that their product contains animal products, as well as to add information of carbon footprints to enable people to make conscious choices, it will also allow people to understand ecological impact their choices have and will promote local products.
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Innovate legislation related to products labeling to help to reduce carbon footprint.
Products containing any animal derivative should have a label - Containing Animal Product, or similar.
All products should show how much carbon footprint they leave from the beginning of production process to being displayed in a shop - including packaging.