Ключевые слова: belt, bulldozer, cleaning, collection, concept, conservation, digging, dirty, disposal, dump, earth, ecofriendly, ecology, environment, environmental, equipment, fabric, facility, factory, garbage, industrial, industry, junk, landfill, machine, machinery, material, plant, plastic, pollution, procedure, process, processing, production, protection, recycle, recycling, responsibility, rubbish, separate, sustainable, technology, tractor, transport, truck, urban, utilization, waste, work,