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Our Changing Earth (Overview) Video Lecture | Social Studies (SST) Class 7

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FAQs on Our Changing Earth (Overview) Video Lecture - Social Studies (SST) Class 7

1. What are the main causes of Earth's changing climate?
Ans. The main causes of Earth's changing climate are natural factors such as volcanic eruptions, variations in solar radiation, and changes in Earth's orbit. However, human activities, particularly the burning of fossil fuels and deforestation, have significantly contributed to the current climate change crisis.
2. How does climate change affect our planet?
Ans. Climate change affects our planet in various ways. It leads to rising temperatures, melting ice caps and glaciers, sea-level rise, extreme weather events like hurricanes and droughts, and disruptions in ecosystems. It also impacts agriculture, water resources, human health, and biodiversity.
3. What are the potential consequences of global warming?
Ans. Global warming, caused by the increase in greenhouse gases in the atmosphere, can have severe consequences. These include more frequent and intense heatwaves, stronger storms, reduced agricultural productivity, loss of biodiversity, increased health risks, and displacement of communities due to rising sea levels.
4. How can we mitigate the effects of climate change?
Ans. Mitigating the effects of climate change involves reducing greenhouse gas emissions and adopting sustainable practices. This can be achieved by transitioning to renewable energy sources, improving energy efficiency, promoting afforestation and reforestation, implementing sustainable agriculture practices, and reducing waste generation.
5. What role do individuals play in addressing climate change?
Ans. Individuals play a crucial role in addressing climate change. By making conscious choices such as reducing personal carbon footprint, conserving energy, using public transportation, recycling, and supporting sustainable businesses, individuals can contribute to reducing greenhouse gas emissions and promoting a more sustainable future.
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