This lecture by the instructor covers topics related to sustainability indicators, including ecological footprints, equivalence factors, and the concept of planetary boundaries. It discusses the limitations of the ecological footprint approach, the safe operating space for humanity, and the current status of planetary boundaries. The lecture also explores indicator systems such as the Sustainable Development Goals and the MONET indicator system, emphasizing principles of ecological responsibility, social solidarity, and economic efficiency. Additionally, it delves into the selection of indicators by SDGs and environmental indicators for responsible consumption and production.