Ключевые слова: aerial photography, aerial shot, aerial view, bioengineering, circular economy, circular tanks, clean energy, conservation, ecology, ecosystem, effluent, engineering, environment, environmental, environmental protection, environmental protection agency, environmentalism, green technology, greenery, industrial, industry, infrastructure, landscape, maintenance, natural resources, pollution control, process, recycle, renewable, resource management, sewage, stewardship, sustainability, sustainable development, technology, treatment facility, treatment plant, urban, utility, waste management, wastewater, water cycle, water management, water purification, water quality, water supply, water treatment,