Waste management BASF Verbundhelps to prevent and reduce waste Global waste volume 2017 Waste is managed based on the following hierarchy: (million tons) 1. Avoid Recycled or Incinerated or 2. Reuse thermally recovered 2.1 disposed of 3. Recycle 0.8 1.3 4. Energy recovery (e.g., waste-to-energy incineration) 5. Other incineration 6. Disposal such as surface or underground landfills 9