NCERT Class 8 Geography Chapter 1: Resources YouTube Lecture Handouts
Get top class preparation for CBSE/Class-8 right from your home: get questions, notes, tests, video lectures and more- for all subjects of CBSE/Class-8.
Get video tutorial on: Examrace YouTube Channel
NCERT Class 8 Geography Chapter 1: Resources
NCERT Class 8 Geography
Chapter 1: Resources
Resource?
- Utility or usability β water, vegetable, textbook etc.
- Use gives it Value (Worth)
- Value β Economic, Aesthetic
- Discovery of fire Cooking
- Discovery of Wheel Transportation
- Convert Water to Electricity (HEP)
Types of Resources
- Natural Resources β From Nature with much modification
- Human Made Resources β Technology, Bridges, Roads, Machinery
- Human Resources β People (Knowledge, Skill) β Quantity & Ability
- HRD: Improving quality of peopleΥs skill
Natural Resource β Based on Development
- Actual Resource β Quantity is Known (Ruhr in Germany for coal)
- Potential Resource β Entire quantity not known (Uranium in Ladakh) , in past it was windmills (now in Netherlands, Gujarat & Tamil Nadu Coast)
Natural Resource β Based on Origin
- Biotic Resource β Living β Plants and Animals
- Abiotic Resource β Non-Living β Soils, Rocks and Minerals
Natural Resource β Based on Distribution
- Localized Resource β Copper, Iron
- Ubiquitous Resource β Air, Water
Natural Resources Classification
- Renewable Resources β Can be renewed & replenished quickly
- Non-Renewable Resources β Limited stock & gets exhausted β Coal
- Stock of Resource β Amount of resource Available for Use
- Distribution depends on terrain, climate, altitude etc.
Resource Conservation
- Using resources carefully & giving them time to get renewed
- Sustainable Development β For future generations
- All uses of renewable resources are sustainable
- Diversity of life on the earth is conserved
- Damage to natural environmental system is minimized
Principles of Sustainable Development
- Respect and care for all forms of life
- Improve the quality of human life
- Conserve the earthΥs vitality and diversity
- Minimize the depletion of natural resources
- Change personal attitude and practices toward the environment
- Enable communities to care for their own environment
β Manishika