EVS Ppt.pdf helful for evs projects important
- 1. Decline of Natural Resources Presented by - Aditya Rawal (24/3003) Sakshi (24/3012) Nitya Gupta (24/3016) Anshika Mishra (24/3049)
- 2. Natural Resources Natural resources are materials or living organisms found within the Earth's crust that can be used for economic benefits, such as energy production, industrial processes, and consumption. Natural resources are essential for human survival, economic growth, and environmental sustainability.
- 3. Importance of natural resources Natural resources are essential for human survival, economic development, and environmental sustainability. They provide the necessary elements for daily life and industrial activities. Energy – Fossil fuels, solar, wind, and hydro power provide energy for transportation, electricity, and industries. Food – Agricultural land, fisheries, and forests supply food and raw materials for sustenance. Water – Freshwater sources are vital for drinking, sanitation, agriculture, and industrial use. Materials – Minerals, timber, and other raw materials support construction, manufacturing, and technology.
- 4. Declining natural resources Declining natural resources pose a significant threat to human well-being, economic stability, and environmental sustainability. Human Well-being – Limited access to essential resources like food, water, and energy impacts health and quality of life. Economic Stability – Resource depletion disrupts industries, increases costs, and threatens livelihoods. Environmental Sustainability – Overuse of natural resources leads to habitat destruction, pollution, and climate change.
- 5. Natural resources are essential for human survival, economic growth, and environmental sustainability. However, the depletion of these resources presents serious challenges to global well-being. Key Points: Essential for Life – Resources like water, food, and energy sustain human existence. Economic Growth – Industries rely on natural resources for production and development. Challenges of Decline – Resource depletion threatens food security, economic stability, and environmental health
- 6. Renewable resources are naturally replenished over time and provide sustainable energy solutions. Renewable resources Examples: Solar Energy – Harnessed from the sun to generate electricity and heat. Wind Energy – Captured from wind currents using turbines to produce power. Hydro Energy – Generated from moving water, such as rivers and dams. Geothermal Energy – Derived from the Earth's internal heat for electricity and heating. Biomass Energy – Produced from organic materials like wood, crops, and waste. Utilizing renewable resources helps reduce dependence on fossil fuels and supports environmental sustainability.
- 7. Non-renewable resources Non-renewable resources are natural resources that take millions of years to form and cannot be replenished within a human lifespan. Their depletion poses challenges for future generations. Examples: Fossil Fuels (Coal, Oil, Gas) – Primary sources of energy, but contribute to pollution and climate change. Minerals – Used in industries for construction, manufacturing, and electronics. Metals – Essential for technology, infrastructure, and transportation. Over-reliance on non-renewable resources leads to depletion and environmental damage, highlighting the need for sustainable alternatives.
- 8. Key Types of water Resources: Water resources Water resources are essential for human survival, agriculture, industry, and ecosystems. Proper management is crucial to prevent scarcity and pollution. Freshwater – Found in rivers, lakes, and glaciers; essential for drinking, agriculture, and daily use. Groundwater – Stored beneath the Earth's surface in aquifers; a major source of drinking water and irrigation. Ocean Resources – Includes saltwater, marine biodiversity, and resources like fish, minerals, and desalinated water. Sustainable water management is vital to ensure long-term availability for all living beings.
- 9. Key Types of Land Resources: Fertile Soil – Necessary for agriculture and food production, but vulnerable to erosion and degradation. Forests – Provide oxygen, raw materials, and habitat for wildlife while helping regulate the climate. Ecosystems – Land-based ecosystems support biodiversity, water cycles, and environmental balance. Sustainable land management is crucial to prevent deforestation, soil depletion, and habitat loss. Land resources Land resources are essential for agriculture, biodiversity, and human settlement. They support ecosystems and economic activities.
- 10. Key Types of Living Resources: Fish – A vital food source and economic asset, but overfishing threatens marine ecosystems. Wildlife – Supports ecological balance, tourism, and cultural significance but faces habitat loss and poaching. Biodiversity – Ensures ecosystem resilience, genetic diversity, and sustainability of natural habitats. Protecting living resources through conservation efforts is crucial for maintaining ecological health and future sustainability. Living resources Living resources include all plant and animal life that contribute to ecosystems, food supply, and economic activities. Their conservation is essential for environmental balance.
- 11. Overconsumption Overconsumption refers to the excessive use of resources beyond the Earth’s capacity to regenerate them. According to the *Global Footprint Network*, humanity currently uses 1.7 Earths worth of resources annually, meaning we are depleting resources faster than they can be replenished. Not taking any action, overconsumption leads to resource depletion, ecosystem degradation, and long-term scarcity.
- 12. Scientific research helps identify trends in resource depletion and predict future shortages. Provides data-driven solutions to mitigate depletion (e.g., conservation policies, technological innovations). Helps governments, industries, and organizations make informed policy and economic decisions. Advances in remote sensing, data modeling, and sustainability science improve monitoring and management of resources. Importance of Research in Understanding Resource Depletion
- 13. Key Research Findings on Water Scarcity Famiglietti (2014) studied global groundwater depletion using satellite data. Found that major aquifers, especially in California, India, and the Middle East, are depleting faster than they are replenished. Implications: Leads to droughts, reduced agricultural output, and conflicts over water rights. Calls for better water management policies, conservation techniques, and alternative water sources (e.g., desalination, rainwater harvesting)
- 14. Nobre et al. (2016) analyzed Amazon deforestation and its impact on regional and global climate. Found that deforestation reduces rainfall, increases temperatures, and disrupts carbon storage. Highlights the risk of Amazon "dieback", where forest loss turns the region into a dry savanna. Research on Deforestation
- 15. Studies on Fossil Fuel Depletion Hubbert(1956)introducedthepeakoiltheory,predictingthat globaloilproductionwouldfollowabellcurve. Whileconventionaloilproductionisslowing,new technologies(e.g.,fracking,deep-seadrilling,andbiofuels) haveextendedsupply. Currenttrends:Shifttowardrenewableenergyduetoclimate concernsandfossilfuelscarcity. Projections:Increasedenergydemandwillrequiremajor investmentsinsolar,wind,andnuclearenergy.
- 16. Soil Degradation Research Montgomery (2007) examined the effects of soil erosion on agricultural productivity. Found that industrial agriculture, deforestation, and overgrazing accelerate topsoil loss. Erosion reduces crop yields, leading to food insecurity and economic losses. Recommendations: Promote regenerative agriculture, no-till farming, cover crops, and soil conservation techniques.
- 17. Ceballos et al. (2015) found evidence of the sixth mass extinction, driven by habitat destruction, climate change, and pollution. Estimated that species are going extinct 100 to 1,000 times faster than natural rates. Key concerns: Loss of biodiversity threatens ecosystem stability, food security, and medicine development. Calls for urgent conservation efforts, habitat protection, and stricter regulations on pollution and hunting. Biodiversity Loss Studies
- 18. Economic Impact of Resource depletion Higher Costs: Scarcity raises prices of raw materials. Lower Output: Industries face production slowdowns. Job Losses: Decline in resource-based sectors. Inflation: Cost increases drive general price rises. Investment Risk: Economic uncertainty reduces growth.
- 19. Conservation Conservation refers to the responsible management and protection of the natural environment, wildlife, and natural resources to ensure their sustainability for future generations. It involves actions aimed at preserving biodiversity, protecting ecosystems, and preventing the depletion of critical resources like water, forests, and fossil fuels.
- 20. Effecient Use of resources Effective use of resources refers to utilizing natural, human, and capital resources in a way that maximizes their value, minimizes waste, and ensures sustainability for the long term. It involves making informed decisions to ensure that resources are used efficiently, without overconsumption or unnecessary depletion, while still meeting the needs of current and future generations.
- 21. Renewable energy refers to power derived from natural resources that are replenished naturally and can be sustained over time. Unlike fossil fuels, which take millions of years to form, renewable energy sources are continuously available or can regenerate in a relatively short period. Some major renewable energy are Solar Energy Hydroelecrtic Energy Geothermal Energy Wind Energy Renewable Energy
- 22. Renewable Energy Solar Energy Geothermal Energy Hydroelectric Power Wind Power In solar energy, the power is derived from the sun's radiation, captured through solar panels or solar thermal systems. Hydroelectric energy is generated by harnessing the power of flowing water, typically through dams or rivers. In geothermal energy heat is derived from the Earth’s core, used to generate electricity or provide heating. Wind power uses the energy of moving air to generate electricity through wind turbines.
- 23. Sustainable Sustainable agriculture focuses on farming practices that maintain environmental health, promote biodiversity, and ensure economic viability for farmers. It emphasizes soil conservation, water management, reduced pesticide use, and crop diversity to minimize environmental impact while meeting food needs for current and future generations. Agriculture
- 24. National Action Plan on Climate Change (NAPCC) 2008: This outlines India’s strategies to reduce carbon emissions, promote renewable energy, and adapt to climate change. Forest Conservation Act (1980): Aims to prevent deforestation and protect forest lands, ensuring sustainable forest management. National Water Policy 1987: Focuses on water conservation, efficient use, and management of water resources to combat water scarcity. Renewable Energy Policies 2024: The National Solar Mission and incentives for wind energy promote a shift to clean energy to reduce dependency on fossil fuels. Environmental Protection Act (1986): Provides a framework for regulating environmental pollution and protecting natural resources. Policy and Governance
- 25. Conserve Water: Use water-saving appliances, fix leaks, and avoid excessive water use in daily activities like showering or watering plants. Reduce, Reuse, and Recycle: Minimize waste by reusing items, recycling materials like paper, plastic, and glass, and buying products with minimal packaging. Support Renewable Energy: Use energy-efficient appliances, reduce energy consumption, and support renewable energy sources like solar or wind if possible. Opt for Sustainable Transportation: Walk, bike, or use public transport to reduce the use of fossil fuels. Consider electric or hybrid vehicles for lower carbon footprints. Individual Actions
- 26. Community Initiative Collective Action Corporate NGOs Local groups can organize recycling programs, tree planting drives, and awareness campaigns to promote sustainability and conservation. Companies can adopt sustainable practices such as reducing resource consumption, improving energy efficiency, and transitioning to renewable energy sources. Non-governmental organizations (NGOs) and environmental groups can rally communities, provide education, and advocate for stronger resource conservation policies.
- 27. In conclusion, the decline in natural resources is a critical challenge that demands urgent attention. The depletion of vital resources threatens ecosystems, economies, and future generations. Conclusion It is essential for governments, businesses, and individuals to take collective action—through sustainable practices, innovation, and conservation efforts—to mitigate further damage and ensure a balanced, prosperous future for all.
- 28. Thank you!