Special Topic – UPSC Geography Synopsis
UPSC Prelims Geography Revision | Page 3
Rivers, Forests, Minerals and Urbanisation
Rivers, forests, minerals and urbanisation play an important role in the economic and environmental development of a country. These topics are highly important for UPSC and competitive examinations.
Rivers of India
Rivers are the lifelines of civilization. They provide water for drinking, agriculture, transport and industries.
Major Himalayan Rivers
- Indus
- Ganga
- Brahmaputra
Major Peninsular Rivers
- Godavari
- Krishna
- Kaveri
- Mahanadi
- Narmada
- Tapti
The Ganga is the most sacred river in India, while Godavari is the longest peninsular river.
River Systems
Himalayan Rivers
These rivers are perennial in nature because they receive water from glaciers and rainfall.
Peninsular Rivers
These rivers are mainly rain-fed and seasonal.
Dams and Multipurpose Projects
Dams help in irrigation, hydroelectricity generation, flood control and water supply.
Important Dams
- Bhakra Nangal Dam
- Hirakud Dam
- Nagarjuna Sagar Dam
- Sardar Sarovar Dam
Forests
Forests are important natural resources that help maintain ecological balance.
Types of Forests in India
- Tropical Evergreen Forests
- Tropical Deciduous Forests
- Thorn Forests
- Montane Forests
- Mangrove Forests
Tropical Evergreen Forests
These forests receive heavy rainfall and remain green throughout the year.
Importance of Forests
- Maintain ecological balance
- Prevent soil erosion
- Provide oxygen
- Support biodiversity
Mangrove forests protect coastal areas from cyclones and erosion.
Minerals
Minerals are naturally occurring substances found in the Earth’s crust. They are important for industrial development.
Types of Minerals
- Metallic Minerals
- Non-Metallic Minerals
- Energy Minerals
Important Minerals in India
- Iron Ore
- Coal
- Mica
- Bauxite
- Manganese
Jharkhand and Odisha are rich in mineral resources.
Conservation of Minerals
- Scientific mining
- Recycling
- Efficient utilization
- Environmental protection
Minerals are exhaustible resources and should be used carefully.
Urbanisation
Urbanisation refers to the growth of towns and cities due to migration and economic development.
Causes of Urbanisation
- Industrialization
- Employment opportunities
- Better education
- Improved healthcare
Problems of Urbanisation
- Traffic congestion
- Pollution
- Slums
- Waste management issues
- Water scarcity
Rapid urbanisation creates pressure on infrastructure and resources.
Smart Cities Mission
The Smart Cities Mission was launched to improve urban infrastructure, transportation and quality of life.
Objectives
- Digital governance
- Clean environment
- Efficient public services
- Sustainable urban development
Important UPSC Facts
- Godavari is the longest peninsular river
- Bhakra Nangal is a major multipurpose project
- Mangroves protect coastal regions
- Coal is an important energy mineral
- Urbanisation increases economic opportunities
Quick Revision Box
- Ganga → Sacred river
- Godavari → Longest peninsular river
- Mangroves → Coastal protection
- Coal → Energy mineral
- Urbanisation → Growth of cities
- Smart Cities → Sustainable urban development
Mind Map – Resources & Urbanisation
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Indian Geography
- Rivers
- Dams
- Forests
- Minerals
- Urbanisation
Shaktimatha Learning
UPSC Geography Synopsis – English Version
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