Environmental Engineering and Science (HS103C) Lecture 1 PDF

Environmental Engineering and Science (HS103C) Credit: 2 Dr. JYOTI KAINTHOLA Course Faculty Dr. Jyoti Kainthola Dr. Ritika Saini ([email protected]) ([email protected]) Teaching Assistant Rishika Baghel Need of the course S upr...

Environmental Engineering and Science (HS103C) Credit: 2 Dr. JYOTI KAINTHOLA Course Faculty Dr. Jyoti Kainthola Dr. Ritika Saini ([email protected]) ([email protected]) Teaching Assistant Rishika Baghel Need of the course S upreme Court Directive The S upreme Court of India has issued several directives emphasizing the need for sustainable development and environmental protection. These directives aim to ensure environmental balance and prevent ecological damage caused by development activities. Need of the course Environmental Engineering in India/Developing Countries 1 Resource Demand 2 Environmental Impact 3 Sustainable Solutions Developing countries like India face Unplanned development activities Environmental engineering provides significant challenges due to rapid often result in environmental solutions to address these challenges urbanization, industrialization, and degradation, including air and water by implementing sustainable practices population growth. These factors lead pollution, deforestation, and loss of and technologies that minimize to increased demands for natural biodiversity. Environmental environmental damage while resources, such as water, land, and engineering plays a crucial role in promoting development. energy. mitigating these impacts. Need of the course Demand for R es ources and Development Activities 1 R es ource E xtraction Development activities require significant resources, such as minerals, timber, and fossil fuels. These activities can have a detrimental impact on ecosystems and biodiversity. 2 Infras tructure Development Building roads, bridges, and other infrastructure projects often involve land clearing and disruption of natural habitats. It's essential to minimize environmental damage during these projects. 3 Indus trial Growth Industrial activities can generate significant waste and pollutants, impacting air and water quality. E nvironmental engineering plays a crucial role in reducing these emissions. Need of the course B alanced Approach with Minimum E nvironmental Impact S us tainable Practices Implementing sustainable practices like waste management, renewable energy sources, and eco-friendly construction techniques helps minimize environmental impact. E nvironmental Impact As s es s ment Conducting thorough environmental impact assessments before initiating development projects allows for identifying potential risks and mitigation strategies. Policy & R egulations Strict environmental regulations and policies ensure compliance with sustainable development goals and minimize the negative impacts of development activities. UNIT I Content Earth Systems: A Symphony of Interactions 1 Lithosphere The solid, rocky outer layer, including mountains, soil, and rocks, plays a crucial role in shaping Earth's surface. 2 Hydrosphere The interconnected water bodies, from oceans to rivers and glaciers, drive weather patterns and support life. 3 Atmosphere The gaseous layer surrounding Earth, protecting us from harmful radiation and regulating climate. 4 Biosphere The living world, including all plants, animals, and microorganisms, interacting with the other spheres. UNIT II Content Natural Resources: Sustaining Life Renewable Resources Non-Renewable Resources Resource Management Resources that can be replenished Ensuring sustainable use of naturally within a human lifespan, Resources that are formed over resources by balancing consumption such as solar energy, wind power, geological timescales and are finite, with the ability of natural systems to and forests. including fossil fuels, minerals, and regenerate. land. UNIT III Content Ecosystems: Interconnected Webs of Life 1 Ecosystem Concept 2 Food Webs and Trophic Levels A community of living organisms interacting with their The flow of energy through an ecosystem, with physical environment, forming a complex web of producers, consumers, and decomposers playing relationships. specific roles. 3 Biogeochemical Cycles 4 Major Ecosystems The movement of essential elements, such as carbon, Diverse ecosystems, such as forests, grasslands, aquatic nitrogen, and phosphorus, through living and non-living environments, and deserts, each with unique components of the ecosystem. characteristics and species. UNIT IV Content Biodiversity: The Rich Tapestry of Life Factors Influencing Biodiversity Climate, habitat diversity, and evolutionary history all contribute to the variety of life in a region. Types of Biodiversity Biodiversity encompasses genetic diversity within species, species diversity within ecosystems, and ecosystem diversity across the planet. Importance of Biodiversity Biodiversity provides ecosystem services, such as pollination, food production, and climate regulation. Threats to Biodiversity Habitat loss, pollution, invasive species, and climate change pose significant threats to biodiversity. UNIT V Content Environmental Pollution: A Global Challenge Air Pollution The presence of harmful substances in the air, impacting human health and the environment. Water Pollution Contamination of water bodies by pollutants, affecting aquatic life and human health. Soil Pollution The contamination of soil by pollutants, hindering plant growth and posing risks to human health. UNIT VI Content Human Population and the Environment: A Complex Relationship Population Demographic Population Growth Transition Explosion The increase in The shift in birth A rapid increase human and death rates in population population over that occurs as size, often time. societies exceeding the develop. carrying capacity of the environment. UNIT VII Content Social Issues and Sustainable Development Sustainable Development Development that meets the needs of the present without compromising the ability of future generations to meet their own needs. Urban Challenges Urban areas face unique challenges, including energy consumption, transportation, and waste management. Environmental Ethics E thical frameworks that guide our relationship with the environment and determine our responsibilities. Environmental Legislation Laws and regulations designed to protect the environment and ensure sustainable resource use. UNIT VIII Content Green Computing Energy Efficiency Reducing energy consumption of computers and data centers. Sustainable Practices Using recycled materials and minimizing waste in computer manufacturing. Cloud Computing Using cloud services to reduce the need for individual computers. Suggested reference book Marks distribution Attendance- 5% Quiz-1 15% Quiz-2 15% Quiz-3 15% Quiz-4 (Supplementary) End term 50% THANK YOU