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Introduction to Environmental Issues Video Lecture - NEET

FAQs on Introduction to Environmental Issues Video Lecture - NEET

1. What are the main environmental issues facing our planet today?
Ans. The main environmental issues facing our planet today include climate change, deforestation, air and water pollution, loss of biodiversity, and depletion of natural resources. These issues have significant impacts on ecosystems, human health, and the overall sustainability of our planet.
2. How does climate change affect the environment?
Ans. Climate change leads to rising global temperatures, which in turn cause melting glaciers, rising sea levels, and more frequent and intense weather events such as hurricanes and droughts. It also disrupts ecosystems, threatens biodiversity, and poses risks to human health, agriculture, and water resources.
3. What are the causes of deforestation?
Ans. Deforestation is primarily caused by human activities such as logging, agriculture expansion, infrastructure development, and the extraction of natural resources. These activities result in the clearing of forests, leading to habitat loss, increased greenhouse gas emissions, and the disruption of ecosystems.
4. How does air pollution affect human health?
Ans. Air pollution can have severe impacts on human health, causing respiratory diseases, cardiovascular problems, and lung cancer. Fine particulate matter and toxic gases present in polluted air can enter the lungs and bloodstream, leading to various health issues, especially among vulnerable populations such as children, the elderly, and individuals with pre-existing respiratory conditions.
5. What is the importance of biodiversity?
Ans. Biodiversity refers to the variety of life forms and ecosystems on Earth. It is crucial for maintaining the balance of ecosystems, providing essential ecosystem services such as pollination, nutrient cycling, and climate regulation. Biodiversity also holds immense value for medicine, agriculture, and cultural heritage, making its conservation vital for the well-being of both humans and the planet.
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