It is not recommended that you dig a big pit in your backyard to deal with domestic waste. This practice has many serious problems and is not legal and compliant. You cannot do this. Instead, you should choose a legal and environmentally friendly garbage disposal method. Digging pits and landfilling garbage at will in your backyard will bring a series of undesirable consequences： 1. **Environmental pollution**: Harmful substances in garbage will penetrate into the soil and groundwater, pollute the surrounding environment, affect soil quality and groundwater resources, and then threaten ecological balance and human health. 2. **Breeding of mosquito germs**: It is easy to attract mosquitoes and other pests, spread diseases, and pose a hidden danger to the hygiene and health of the living environment. 3. **Violation of regulations**: This is an illegal disposal of garbage and may face administrative penalties. The right thing to do is： 1. **Classification and delivery**: According to local garbage classification standards, the garbage is classified to facilitate subsequent professional disposal. 2. **Contact the sanitation department**: Understand and cooperate with the local formal garbage collection and treatment process, and regularly collect and transfer by professional sanitation vehicles to designated garbage disposal sites for harmless treatment.