Environment & Ecology course by Atul Sir covers the following topics: 
 

Environment and Ecology: Basic Understanding

• Introduction
• Categories of Environment
• Features of Environment
• Components of Environment
• Ecology

Ecosystem and Its Dynamics

• Ecosystem Definitions
• Properties of Ecosystem
• Components of Ecosystem
  • Abiotic Factors
  • Biotic Factors
• Ecosystem Dynamics

Biogeochemical Cycles

• Gaseous Cycle
  • Carbon Cycle
• Human Impact on the Carbon Cycle
• Effects of High Concentration of Greenhouse Gases
  • Hydrological Cycle
  • Nitrogen Cycle
  • Human Impact on the Nitrogen Cycle
  • Oxygen Cycle
• Sedimentary Cycle
  • Sulphur Cycle
• Human Impact on the Sulphur Cycle
  • Phosphorus Cycle

• Biodiversity

• Types of Biodiversity
• Value of the Biodiversity
• Threats to Biodiversity
  • Causes of Biodiversity losses (‘The Evil Quartet’)
  • Invasive species
  • Effects of Loss of Bio-Diversity
• Extinction of Species
• Types - Natural, Mass, Anthropogenic
• Causes of Extinction
• Consequences of Extinction of Species

Waste Management

• Solid Waste Management
  • Salient features of SWM Rules, 2016
• e-waste Management
  • Pollutants and their Health Impacts
  • Importance of the E-Waste Management
  • E-waste (Management & Handling) Rules, 2016
• Biomedical Waste
  • Hazards Associated with Waste Management
  • Bio-Medical Waste Management Rules, 2016
• Hazardous Waste
  • Hazardous Waste Treatment
  • Hazardous and Other Wastes (Management & Transboundary Movement) Rules, 2016