Commerce Exam > Commerce Notes > Economics Class 12 > Key Notes: Environment and Sustainable Development
Key Notes: Environment and Sustainable Development | Economics Class 12 - Commerce PDF Download
Environmental Functions:
- The environment comprises living and non-living components that influence our existence.
- It provides resources for production, including renewable and non-renewable resources.
- Essential for sustaining life, providing sun, soil, water, and air.
- Can absorb waste generated by human activities.
- Contributes to quality of life through aesthetic beauty.
Carrying Capacity:
- Sustainable development balances resource utilization with regeneration and waste absorption.
- Environmental crises occur when capacity to carry a load is exceeded due to resource exploitation or waste generation.
State of India's Environment:
Land Degradation:
- Decline in soil fertility due to various factors.
- Deforestation, over-extraction, shifting cultivation, etc.
Air Pollution:
- Harmful substances in the air from industries, chemicals, and vehicles.
Biodiversity Loss:
- Reduction or disappearance of living species due to climate change, pollution, etc.
Management of Freshwater:
- Issues like water pollution from industrial waste, household waste, and chemicals.
Solid Waste Management:
- Accumulation of waste in rural and urban areas.
- Need for proper waste management.
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Key Notes: Environment and Sustainable Development
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Sustainable Development:
- UNCED defines it as development that meets present needs without compromising future generations.
- Strategies include non-conventional energy sources, clean fuels, CNG in urban areas, wind and solar power, and mini-hydel plants.
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Conclusion:
- Economic development strains the environment due to increased resource demand.
- Sustainable development aims to minimize environmental problems while fulfilling current and future needs.
The document Key Notes: Environment and Sustainable Development | Economics Class 12 - Commerce is a part of the Commerce Course Economics Class 12.
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