EO25301 Principles of Environmental Science and Engineering – Semester III – Env – R-2025

Subject Code & Name: EO25301 – Principles of Environmental Science and Engineering

Regulation: R-2025

Semester: III (Third Semester)

Branch: B.E. Environmental Engineering (Env)

Credits / L-T-P: 3 Credits | L-T-P: 3-0-0

Course Objectives

• To provide fundamental knowledge of environmental science and engineering, including ecosystems, resources, pollution, and sustainability.

Full Unit-wise Syllabus

Unit I – Environmental Ecology

Scope, multidisciplinary nature; Ecosystem structure and functions, energy flow, and nutrient cycles; Food chains, food webs, ecological pyramids, and biodiversity conservation; Role of engineers in environmental protection.

Activities: Poster Presentation on biodiversity conservation strategies in India.

Unit II – Resource Sustainability

Types of natural resources and their utilization - Water, forest, mineral, land, and energy resources with conservation methods - Sustainable development, circular economy, and climate change mitigation - Engineering solutions for resource sustainability.

Activities: Quiz on energy resources with conservation methods.

Unit III – Pollution Control

Sources, effects, and control of air, water, soil, and noise pollution. Basic wastewater treatment and solid waste management practices. Environmental impacts and remediation techniques.

Activities: Case studies relevant to Indian scenarios.

Unit IV – Environmental Management

Environmental laws, standards, and Environmental Impact Assessment (EIA) - Environmental ethics, disaster management, and social responsibility - Global issues such as climate change, ozone depletion, and acid rain - Sustainable infrastructure and the role of engineers in governance.

Activities: Seminar on environmental management

Course Outcomes (COs)

• CO1: Explain fundamental concepts of ecosystems, biodiversity, and environmental systems.
• CO2: Analyze natural resource utilization and apply sustainability principles.
• CO3: Identify sources, impacts, and control measures of environmental pollution.
• CO4: Apply environmental management principles, laws, and ethical practices in engineering.

Assessment Pattern (Quick Note)

• Weightage: Continuous Assessment 40% | End Semester Examinations 60%
• Internal methodology: Quiz-10%, Poster presentation- 15%; Case Study report -15%; Seminar – 10%, Internal Examinations – 50%

Source: Official Anna University – B.E. Environmental Engineering R-2025 Curriculum
Last Updated: September 2026

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