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Environmental Issues Video Lecture | Shankar IAS for Environment: Summaries & MCQs - UPSC

28 videos|68 docs|34 tests

FAQs on Environmental Issues Video Lecture - Shankar IAS for Environment: Summaries & MCQs - UPSC

1. What are the main environmental issues?
Ans. The main environmental issues include pollution, deforestation, climate change, loss of biodiversity, and water scarcity. These issues have significant impacts on ecosystems, human health, and the overall sustainability of the planet.
2. How does pollution affect the environment?
Ans. Pollution, whether it is air, water, or soil pollution, has detrimental effects on the environment. Air pollution can lead to respiratory diseases, while water pollution can contaminate drinking water sources and harm aquatic life. Soil pollution can degrade soil quality, affecting agriculture and biodiversity.
3. What is the role of deforestation in environmental degradation?
Ans. Deforestation refers to the clearing of forests for various purposes such as agriculture, logging, or urbanization. This activity leads to habitat destruction, loss of biodiversity, increased greenhouse gas emissions, and soil erosion. Deforestation contributes significantly to environmental degradation and climate change.
4. How does climate change impact the environment?
Ans. Climate change, primarily caused by human activities, has wide-ranging impacts on the environment. It leads to rising global temperatures, sea-level rise, extreme weather events, and the disruption of ecosystems. These changes pose risks to biodiversity, agriculture, water resources, and human health.
5. What are the consequences of water scarcity on the environment and society?
Ans. Water scarcity, when there is a lack of sufficient freshwater resources, affects both the environment and society. It can lead to the depletion of aquatic ecosystems, reduced biodiversity, and the degradation of water quality. Additionally, water scarcity can have severe implications for agriculture, food security, and human well-being, often leading to conflicts over water resources.
28 videos|68 docs|34 tests

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