The important topics of environmental issues ncert pdf are:

• Air Pollution and Its Control

• Controlling Vehicular Air Pollution: A Case Study of Delhi   

• Water Pollution and Its Control   
• Domestic Sewage and Industrial Effluents   
• A Case Study of Integrated Waste Water Treatment   
• Solid Wastes   
• Case Study of Remedy for Plastic Waste   
• Agro-chemicals and their Effects   
• Case Study of Organic Farming   
• Radioactive Wastes   
• Greenhouse Effect and Global Warming   
• Ozone Depletion in the Stratosphere   
• Degradation by Improper Resource Utilisation and Maintenance   
• Deforestation