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CBSE · Class 8 · 📘 Social · Chapter 1

Natural Resources and Their Use

Natural ResourcesRenewable ResourcesNon-renewable ResourcesResource DistributionSustainable UseNatural Resource Curse

This chapter introduces students to the fundamental concept of natural resources, defining what makes something a resource and how they are categorized. It delves into the distinctions between renewable and non-renewable resources, highlighting the importance of sustainable management. The chapter also explores the uneven distribution of resources, its implications on human life, and the 'natural resource curse'. Finally, it emphasizes the responsible and wise use of resources, promoting stewardship for a sustainable future.

Natural Resources Kya Hain?

Natural Resources: Basic Understanding

  • Definition: Nature mein available woh sabhi cheezein jo humans ke liye valuable hain aur unki needs ko fulfill karti hain, unhe Natural Resources kehte hain.
  • Origin: Ye cheezein humans ne banayi nahi hain, balki Nature mein naturally exist karti hain.
  • Example: Trees, water, air, soil, minerals, sunlight, wind, etc.

Nature se Resource Kaise Banta Hai?

  • Koi bhi natural entity tabhi resource banti hai jab uski utility ho aur use human needs ke liye use kiya ja sake.
  • Example: Jungle mein ek tree tab tak sirf ek tree hai, jab tak uski wood ko furniture banane ke liye use na kiya jaye. Jab use use kiya jata hai, toh woh ek resource ban jata hai.

Resource Ke Liye Essential Conditions

Koi bhi natural entity resource tabhi banegi jab woh in conditions ko fulfill kare:

  1. Technologically Accessible: Us tak pahunchne aur use nikalne ki technology available ho. Agar technology nahi hai, toh woh resource nahi hai, bhale hi Nature mein ho.
  • Example: Deep ocean mein petroleum hai, but agar use extract karne ki technology nahi hai, toh woh resource nahi.
  1. Economically Feasible: Uska extraction aur use karna financially viable ho. Agar cost bahut zyada hai, toh woh economically feasible nahi.
  • Example: Agar petroleum nikalne ka kharcha uski value se zyada hai, toh woh resource nahi mana jayega.
  1. Culturally Acceptable: Society aur culture use use karne ko accept kare. Agar koi cheez culturally unacceptable hai, toh woh resource nahi banegi.
  • Example: Sacred groves (pavitra van) mein trees kaatna culturally unacceptable hai, isliye woh trees resource nahi hain.

Importance of Natural Resources

  • Life Sustenance: Air, water, food jaise resources ke bina life possible nahi.
  • Material Source: Wood se furniture, metals se tools, stones se buildings – sab Natural Resources se hi bante hain.
  • Energy Source: Coal, petroleum, natural gas, sunlight, wind – ye sab energy provide karte hain jo modern life ke liye essential hai.

Don't Miss Out!

  • Traditional Beliefs: Bahut se indigenous cultures mein Nature ko sacred mana jata hai. Unke liye Nature sirf ek resource nahi, balki ek nurturer aur nourisher hai.
  • Reflection: Apne aas-paas ki cheezon ko dekho. Har cheez ka origin Nature mein hi hai, even tumhari shirt ka plastic button bhi kahin na kahin se Natural Resources se hi bana hai.
Important

Natural Resources woh materials aur substances hain jo Nature mein occur karte hain aur humans ke liye valuable hote hain. Inka use human needs ko pura karta hai.

📖Definition

Exploitation (Resource Context): Yahan 'exploitation' ka matlab negative nahi hai. Iska matlab hai Natural Resources ka extraction, utilisation aur consumption.

Natural Resources Ki Categories (Use Ke Aadhar Par)

Resources Essential for Life

  • Ye woh resources hain jinke bina life exist nahi kar sakti.
  • Examples: Air (saans lene ke liye), Water (peene ke liye), Soil (food production ke liye).
  • Characteristic: Hum inhe bana nahi sakte, Nature se hi milte hain.

Resources for Materials

  • Ye woh resources hain jinse hum physical objects banate hain apni utility ya beauty ke liye.
  • Examples: Wood (furniture, carvings), Metals (tools, machinery), Stones (buildings).
  • India's Diversity: India ki geographical diversity ki wajah se yahan wood, marble, coal, gold jaise bahut se materials milte hain.

Resources for Energy

  • Ye woh resources hain jo energy provide karte hain, modern life ke liye essential.
  • Examples: Coal, Petroleum, Natural Gas (fossil fuels), Sunlight (solar energy), Wind (wind energy), Flowing Water (hydro energy).
  • Importance: Electricity, transportation, industrial production ke liye energy zaruri hai.
Remember

Natural Resources ko categorize karne ke kai tareeke hain. Ek tareeka unke uses par based hai: Life ke liye essential, Materials ke liye, aur Energy ke liye.

Renewable aur Non-renewable Resources

Categorisation Based on Replenishment

  • Natural Resources ko unki replenishment rate ke basis par bhi categorize kiya ja sakta hai: Renewable aur Non-renewable.

Renewable Resources

  • Definition: Woh resources jo jaldi se regenerate ya replenish ho jaate hain naturally ya human efforts se.
  • Nature's Principle: Nature mein restoration aur regeneration ka principle kaam karta hai.
  • Restoration: Original healthy state mein wapas aana (e.g., cut heal hona, forest recover karna).
  • Regeneration: Nayi life create karna aur conditions banana (e.g., naye trees ugna).
  • Examples: Solar energy, Wind energy, Water (rivers, rain), Forests, Soil.
  • Condition for Sustainability: Ye tab tak hi renewable hain jab tak hum inka use sustainable manner mein karte hain aur Nature ke restoration/regeneration cycle ko disturb nahi karte.
  • Example: Agar hum trees ko forest ke grow hone ki speed se zyada kaatenge, toh forest deplete ho jayega.
  • Human Impact: Irresponsible human actions ne Nature ke cycles ko disturb kiya hai, jaise fossil fuel use aur deforestation se climate change aur glacier melting.

Non-renewable Resources

  • Definition: Woh resources jo bahut lambe time period mein bante hain aur jinhe humare use ki speed se replenish nahi kiya ja sakta.
  • Characteristic: Ek baar use ho gaye toh khatam ho jaate hain ya unhe banne mein millions of years lagte hain.
  • Examples: Fossil fuels (Coal, Petroleum, Natural Gas), Minerals (Iron, Copper, Gold).
  • India's Scenario: India mein significant coal reserves hain, but agar current rate se use karte rahe toh 50 saal mein khatam ho sakte hain. Demand badhti ja rahi hai.
  • Need for Judicious Use: Jab tak sustainable alternatives nahi milte, inka judicious (samajhdari se) use karna bahut zaruri hai.

Ecosystem Functions aur Ecosystem Services

  • Ecosystem Functions: Nature ke inherent working ways (e.g., trees ka oxygen produce karna, forest ka water filter karna).
  • Ecosystem Services: Jab ye natural processes humans ko benefit karte hain (e.g., clean water, protected farmland, pollinated crops).
  • Example: Ek mature tree daily approx 275 litres oxygen produce karta hai, jabki ek human ko approx 350 litres chahiye. Ye ek important ecosystem service hai.

Don't Miss Out!

  • Traditional Practices: Pehle communities fishing season mein fishing regulate karti thi taaki fish population maintain rahe. Commercialisation se over-fishing hui, jisse tuna jaisi fish species decline ho rahi hain.
  • Industrial Waste: Industries se nikalne wala waste aksar rivers mein discharge kar diya jata hai, jo Nature ke restoration cycle ko disturb karta hai aur rivers ko poisonous bana deta hai.
📖Definition

Restoration: Kisi degraded ya damaged cheez ko uski original healthy state mein wapas lana. Nature khud ko heal aur maintain karti hai.

📖Definition

Regeneration: Restoration se aage badhkar, Nayi life aur thriving conditions create karne ki Nature ki ability.

💡Tip

Renewable aur Non-renewable resources ke beech ka difference examples ke saath board exams mein frequently pucha jata hai. Is table ko ache se yaad kar lo.

Natural Resources Ka Distribution aur Uske Implications

Uneven Distribution

  • Natural Resources poore planet par evenly distributed nahi hain. Kuch jagahon par zyada hain, toh kuch par kam.
  • Ye uneven distribution human settlements, trade patterns, international relations, aur conflicts ko shape karta hai.

Implications of Distribution

  1. Conflicts: Resources par control ke liye kai wars hue hain aur abhi bhi ho rahe hain.
  • Example: Oil-rich regions par control ke liye conflicts.
  1. Employment aur Economic Opportunities: Jahan resources hote hain, wahan industries lagti hain, jisse employment aur economic opportunities badhti hain.
  • Townships develop hote hain aur quality of life improve hoti hai.
  1. Displacement aur Social Costs: Resources extraction ke benefits ke saath-saath costs bhi hote hain.
  • Logon ko unke gharon se displace kiya jata hai, sacred places ko threat hota hai, jisse conflicts hote hain.
  1. Trade aur Empires: National aur international trade Natural Resources ki geographical location par depend karta hai.
  • Wootz steel jaise unique products human knowledge aur skills ke saath resources se bante the, jisse India mein bade empires develop hue.
  1. Inter-state aur International Tensions: Nature political boundaries ko nahi maanti.
  • Kaveri River water sharing dispute (Karnataka, Tamil Nadu, Kerala, Puducherry) iska ek example hai.
  • Neighboring countries ke beech bhi aise agreements karna difficult hota hai (e.g., Brahmaputra river water sharing).

Map Work Importance

  • Fig. 1.11 (Distribution of important minerals) aur Fig. 1.12 (Shared waters of Brahmaputra river) jaise maps ko observe karke resources ki uneven distribution ko samajhna zaruri hai.
  • Apne region mein available resources aur unke distribution ko analyze karna chahiye.
Important

Natural Resources ka uneven distribution duniya bhar mein political, economic aur social dynamics ko bahut affect karta hai.

💡Tip

River water disputes (like Kaveri) aur international resource conflicts case study based questions ke liye important hain.

The 'Natural Resource Curse'

What is the 'Natural Resource Curse'?

  • Definition: Ye ek phenomenon hai jahan abundant Natural Resources hone ke bawajood, kuch regions ya countries slow economic growth aur development experience karte hain.
  • Paradox of Plenty: Isse 'paradox of plenty' bhi kehte hain, matlab bahut saare resources hone ke bawajood gareebi.

Why does it happen?

  • Lack of Value Addition: Aksar economies resources ko raw form mein export kar deti hain, aur unhe high-value products mein convert karne ke liye industries develop nahi kar paati.
  • Example: Crude oil export karna vs. refined petroleum products banana.
  • Dependence on One Resource: Economy ek hi resource par zyada dependent ho jaati hai, jisse global price fluctuations ka impact zyada hota hai.
  • Poor Governance aur Corruption: Resource-rich countries mein corruption aur mismanagement common ho jata hai, jisse resources ka fayda public tak nahi pahunchta.
  • Neglect of Other Sectors: Resources par focus karne se education, infrastructure, manufacturing jaise dusre important sectors neglect ho jaate hain.

India's Approach

  • India ne is 'curse' se bachne ke liye industries develop karne mein invest kiya hai taaki resources ko value-added products mein convert kiya ja sake.
  • Isse hum apni growing needs ko pura kar paate hain aur sirf raw material exporter nahi bante.

Overcoming the Curse

  • Good Governance: Transparent aur accountable governance zaruri hai.
  • Strategic Planning: Resources ka long-term, sustainable use plan karna.
  • Human Knowledge aur Skills: Technology aur skilled workforce develop karna taaki resources ko efficiently use kiya ja sake aur value addition ho.
  • Diversification: Economy ko sirf ek resource par dependent na rakhkar alag-alag sectors mein diversify karna.

Conclusion

  • Sirf resources ka hona prosperity guarantee nahi karta. Unka wise management aur sustainable use hi lasting benefits de sakta hai.
📖Definition

Natural Resource Curse (Paradox of Plenty): Jab kisi country ke paas abundant natural resources hote hain, lekin phir bhi woh economic growth aur development mein pichhe reh jaati hai.

💡Tip

Natural Resource Curse ka concept cause-effect analysis questions ke liye important hai. Iske reasons aur solutions ko ache se samajh lo.

Renewable Resources Ka Responsible Use: Water aur Soil

Overexploitation of Groundwater (Water)

  • Problem: India mein bahut se farmers irrigation ke liye groundwater ka over-extraction karte hain.
  • Issue: Extraction rate replenishment rate se zyada hai, jisse water table neeche ja rahi hai.
  • Consequences:
  • Groundwater extraction ka cost badh jata hai.
  • Eventually, groundwater unavailable ho jata hai.
  • Kai cities mein groundwater khatam hone ki prediction hai.
  • Caselet: Punjab
  • Green Revolution ka Impact: 1960s mein high-yielding varieties (HYV) ke liye zyada water ki zarurat padi.
  • Free Power: Free power supply ne over-pumping ko badhaya.
  • Chemical Use: Pesticides aur fertilizers ne groundwater ko pollute kiya.
  • Result: Punjab ka 80% area 'over-exploited' hai, groundwater 30 meters tak neeche chala gaya hai aur chemicals se pollute ho gaya hai.
  • Lesson: Short-term food security ke liye long-term sustainability ko compromise kiya gaya.

Solutions for Water Management

  • Traditional Practices: Water harvesting, ponds aur tanks ka rejuvenation.
  • Reduced Consumption: Water ka wasteful consumption kam karna.
  • Recycling: Water ko process aur reuse karna.
  • Government Initiatives: Groundwater levels ko raise karne ke liye initiatives.

Soil Degradation (Soil)

  • Problem: Improper use of chemical fertilizers aur pesticides se soil degradation ho raha hai.
  • Traditional View: Pehle soil ko 'Mother Earth' ka part mana jata tha aur uski care ki jaati thi.
  • Traditional Practices for Soil Health:
  • Cow dung aur other natural fertilizers ka use.
  • Mulching (soil ko cover karna).
  • Multi-cropping (alag-alag crops ek saath ugna).
  • Crop rotation (alag-alag seasons mein alag crops ugna).
  • Vrikshayurveda: Ek ancient Indian botanical science jo plants aur trees ki care par focus karti hai.
  • Recommendations: Specific soil types ke liye plants, seed collection, irrigation techniques, pest management through natural repellents.
  • Sustainable Agriculture: Crop rotation aur mixed cropping jaise practices ko promote karti hai for soil health.
  • Ploughing Methods: Soil moisture maintain karne aur beneficial soil organisms (fungi, bacteria, earthworms) ki growth facilitate karne ke liye proper ploughing methods.

Cement Production: An Environmental Concern

  • Importance: Cement hamare infrastructure (houses, roads, hospitals) ke liye essential hai.
  • Environmental Impact: Cement production most polluting industries mein se ek hai.
  • Fine dust release hota hai jo lungs ko damage karta hai, plants ki yield kam karta hai, aur soil/water pollution karta hai.
  • Solutions:
  • CPCB Guidelines: Central Pollution Control Board ne factories ke liye guidelines banayi hain pollution minimize karne ke liye.
  • Alternative Materials: Stone, mud, plant-based materials, recycled plastic jaise sustainable alternatives ka use.
  • Modern-Traditional Blend: Traditional materials aur methods ko modern technology ke saath combine karke sustainable buildings banana (e.g., Auroville Earth Institute).
🚧Misconception

Students aksar sochte hain ki renewable resources kabhi khatam nahi hote. Yaad rakho, overexploitation se renewable resources bhi non-renewable ban sakte hain (e.g., over-fished species, depleted forests).

Remember

Vrikshayurveda ancient Indian knowledge ka ek example hai jo sustainable agriculture aur soil management ke principles provide karta hai.

Sustainable Alternatives aur Organic Farming

Organic Farming: A Sustainable Solution

  • Definition: Farming method jo chemical fertilizers, pesticides aur genetically modified organisms (GMOs) ka use nahi karti.
  • Focus: Soil fertility aur ecological balance maintain karne ke liye natural methods par depend karti hai.
  • Practices: Compost, natural pest repellents (neem, garlic), multi-cropping, crop rotation.

Caselet: Sikkim – India's First Organic State

  • Background: Pema ke family farm mein declining yields aur chemical inputs se debts badh rahe the.
  • Government Policy: Sikkim government ne state-wide organic farming promote karne ki policy announce ki.
  • Transition Challenges: Initial years mein yields kam hue kyunki soil chemical use se recover kar raha tha.
  • Success Story:
  • 5 saal baad, Pema ka farm thriving tha.
  • Cardamom, ginger, aur traditional vegetables ko premium prices par becha gaya.
  • 2016 mein Sikkim 100% organic state ban gaya.
  • Transformational Effects:
  • Ecological: Local biodiversity badhi, beneficial insects aur birds wapas aaye.
  • Economic: Tourism badha, farmers ki income average 20% badhi.
  • Global Model: Sikkim ne dikhaya ki ek poora region sustainable agricultural practices par successfully transition kar sakta hai.

Benefits of Organic Farming

  • Soil Health: Soil ki fertility aur structure improve hoti hai.
  • Environmental Protection: Water aur soil pollution kam hota hai, biodiversity badhti hai.
  • Human Health: Chemical-free food milta hai.
  • Economic Benefits: Long-term mein cost effective, premium prices milte hain, local employment badhta hai.

Sustainable Building Materials

  • Problem: Modern construction materials (like cement) polluting hote hain.
  • Solution: Traditional materials (stone, mud) aur new plant-based/recycled materials ka use.
  • Goal: Production process less polluting ho, local employment mile, aur climate ke hisaab se design ho.
Important

Sikkim ka 100% organic state banna ek landmark achievement hai jo dikhata hai ki sustainable practices kaise ecological aur economic dono outcomes ko improve kar sakti hain.

Renewable Energy Ki Taraf Transition aur Resource Equity

Responsible aur Judicious Use of Non-renewables

  • Goal: Non-renewable resources ko itna use karna ki woh long enough last karein jab tak humanity sustainable alternatives na dhoond le.
  • Strategy: Jitna ho sake, renewable energy sources ki taraf switch karna.

Renewable Energy Transition

  • Importance: Fossil fuels ka excessive use climate change aur pollution ka major cause hai.
  • Examples: Solar energy, wind energy, hydro energy.

International Solar Alliance (ISA): India's Leadership

  • Formation: India aur France ne 2015 mein International Solar Alliance (ISA) launch kiya.
  • Objective: Sunshine-rich countries ko ek saath lana taaki solar power ko harness kiya ja sake.
  • India's Role:
  • Developing nations mein billions of dollars channel kiye solar projects ke liye.
  • Technical expertise share ki aur affordable financing options create kiye.
  • Bhadla Solar Park (Rajasthan): India ke solar ambitions ka symbol, jo dikhata hai ki kaise traditional energy sources se renewable alternatives ki taraf transition kiya ja sakta hai.
  • Benefits for India: Environmental responsibility aur economic opportunity dono.

Resource Equity aur Access

  • Issue: Resources ka distribution aur access, even basic ones like water aur clean air, aksar society ke kuch sections ke liye unfair hota hai.
  • Examples:
  • Cities mein kai areas ko adequate drinking water supply nahi milta.
  • Industries aur fossil fuels se hone wala air pollution un logon ko zyada affect karta hai jo khud ko protect nahi kar sakte.
  • Stewardship: Humein Nature ke saath apne relationship ko yaad rakhna chahiye aur Natural Resources ke stewards (rakhwale) ke roop mein act karna chahiye.
  • Lokasangraha (Bhagavad Gita): Har kisi ko personal desires se upar uthkar sabki wellbeing ke liye kaam karna chahiye.

Conclusion: Stewardship aur Sustainability

  • Earth par life sustain karne ke liye Nature ka respect karna aur resources ka wise use karna zaruri hai.
  • Renewable resources ka restoration aur regeneration enable karna.
  • Non-renewable resources ka responsible aur judicious use karna.
  • Irresponsible treatment of resources se pollution, biodiversity loss aur climate change ho raha hai, jise rokna bahut zaruri hai.
Important

International Solar Alliance (ISA) India ki ek major initiative hai jo global level par renewable energy transition ko promote kar rahi hai.

Remember

Lokasangraha ka concept humein yaad dilata hai ki individual actions ka impact poori society aur environment par hota hai, isliye sabki bhalai ke liye kaam karna chahiye.

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