Overfishing has drastically reduced tuna numbers, threatening their survival. When caught faster than they can reproduce, tuna populations decline, affecting marine ecosystems and people dependent on them for food or income. Class 8 NCERT Social Science India and the World: Land ...
Category: Class 8 Social Science
NCERT Solutions for class 8 Social Science Session 2021-2022 History Geography Political Science.
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If timber is harvested faster than it regrows, forests can’t regenerate, leading to deforestation, habitat loss and ecosystem damage. A balanced harvesting rate ensures forest health and long-term resource availability. Class 8 NCERT Social Science India and the World: Land and ...
Forests and rivers renew themselves through natural cycles—rainfall, seed growth and water flow. If protected from overuse and pollution, they can continue providing resources and services for generations. Class 8 Social Science Chapter 1 Natural Resources and Their Use question answer Class ...
Deforestation, pollution, overfishing, excessive groundwater use and industrial waste disrupt Nature’s natural balance. These actions reduce biodiversity and degrade ecosystems, limiting Nature’s ability to restore itself and continue providing life-supporting services. Class 8 NCERT Social Science India and the World: Land ...
Forests naturally regrow after damage through seed dispersal, soil recovery and biodiversity support. They show how ecosystems self-heal over time, restoring balance if human interference is minimal or controlled. Class 8 Social Science Chapter 1 Natural Resources and Their Use question ...