Sustainable development concept and goal, environmental management principles, efficient utilization of resources,cleaner production/ pollution prevention/ clean technology principles and planning applied in industries for sustainability; focusing on manufacturing analysis, waste generation analysis, feasibility analysis, reuse & recycling, product modification concept,with increasing eco-efficiency and reducing risks on human health and environment(Resource Efficient and Cleaner Production: RECP). The concept of environmental management system (national and international standard systems e.g. ISO 14001 is also introduced.