Cement production releases large amounts of carbon dioxide and dust. The process involves mining, heating limestone and burning fuels, all of which contribute to air pollution and environmental degradation. Class 8 Social Science Chapter 1 Natural Resources and Their Use question ...
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Long-term food security in Punjab is at risk due to falling groundwater levels, overuse of chemicals, soil degradation and reliance on monoculture farming, which weakens productivity and harms the environment over time. Class 8 Social Science Chapter 1 Natural Resources and ...
An ‘over-exploited area’ is where groundwater is used faster than it’s recharged. In Punjab, such areas show extreme water stress, making farming and future water use highly unsustainable. Class 8 Social Science Exploring Society: India and Beyond Class 8 Social Science Chapter ...
Overuse of pesticides in farming leads to toxic residues in food and water, causing diseases like cancer, hormonal disorders and neurological issues in humans and animals. Class 8 Social Science Exploring Society: India and Beyond Class 8 Social Science Chapter 1 Natural ...
Due to excessive irrigation of water-intensive crops like rice and wheat, Punjab’s farmers overused tube wells, leading to rapid groundwater depletion. Lack of rainwater recharge worsened the crisis. Class 8 Social Science Exploring Society: India and Beyond Class 8 Social Science Chapter ...