Promise For The Future: Renewable Energy Chapter Notes | Communicative English for Class 10 PDF Download

Key Points of the Story

• The chapter discusses the problem of air pollution caused by vehicles, especially from harmful gases emitted into the atmosphere.
• It emphasizes the necessity for individual and collective actions to reduce air pollution, encouraging readers to take on the role of eco-journalists.
• Renewable energy sources are presented as a solution to the energy crisis, particularly solar energy, which is abundant in India.
• The chapter highlights that solar energy can be harnessed to meet the energy needs of India, given its high potential for solar radiation.
• Electric vehicles (EVs) are introduced as cleaner alternatives to traditional vehicles that run on fossil fuels.
• Statistics indicate that increasing the number of electric vehicles on the road can significantly reduce pollution and save money in foreign exchange.
• Electric vehicles are easier to drive and maintain compared to traditional vehicles due to their simple operating mechanisms and lower emissions.
• The chapter outlines the advantages of electric motors, which provide high power even at low speeds and have a higher energy efficiency compared to internal combustion engines.
• The development of advanced batteries is crucial for improving the performance and reducing the costs of electric vehicles.
• Government support and public awareness are essential for promoting the use of electric vehicles and renewable energy sources in India.

Detailed Summary

In today's world, vehicles play a crucial role in our daily lives, but they also contribute significantly to air pollution, which harms our health and the environment. To address this issue, we must first understand the pollution caused by vehicles and explore ways to mitigate it.

The Role of Renewable Energy

One effective solution is the use of renewable energy, which comes from inexhaustible sources like the sun. Solar energy, in particular, is a clean and powerful resource. Countries such as India receive abundant sunlight, enough to meet their energy demands for an entire year. Utilizing solar energy not only benefits the environment but is also more cost-effective compared to fossil fuels.
Technological advancements have led to the development of solar panels, which convert sunlight into electricity for homes and vehicles, thus promoting a sustainable energy future.

Electric Vehicles: A Cleaner Alternative
Electric vehicles (EVs) are another key component in reducing pollution. Unlike traditional gasoline or diesel vehicles, EVs operate on electricity, producing no harmful emissions during use. If cities adopt more electric vehicles, pollution could be significantly reduced. For instance, having 300,000 electric vehicles on the road could decrease pollution by approximately 1.6 million metric tons.
Moreover, electric vehicles are easier to operate, requiring no gear shifts; drivers simply turn the key and press the pedal. This simplicity contributes to a more relaxed driving experience. EVs utilize batteries that are more efficient than gasoline engines, converting up to 75% of battery energy into movement, compared to only 20% for gas engines.

EVs offer strong acceleration from a standstill, enhancing driving performance. Various types of batteries are being developed to improve electric vehicle technology, and home charging systems make it convenient for users to recharge their vehicles.

Economic and Environmental Benefits
Besides being environmentally friendly, electric vehicles are often more economical to maintain. They do not emit pollution as they age, and their operation can be less costly than traditional cars. India has abundant resources for electricity production, reducing reliance on imported oil, which can save money and generate jobs.

Collaborative Efforts for Adoption
To increase the prevalence of electric vehicles, collaboration among governments, businesses, and the public is essential. This includes creating supportive policies, offering financial incentives for electric vehicle purchases, and raising awareness about their advantages. The media also has a vital role in promoting the benefits of electric vehicles.

Conclusion

Embracing renewable energy and electric vehicles is crucial in reducing pollution and fostering a cleaner, healthier environment. By understanding and supporting these technologies, we can transform our cities into better places to live, ultimately turning the dream of clean air into a reality.

Theme/ Message

• The central theme of the chapter is the urgency to address air pollution and the role of renewable energy in combating this issue.
• It conveys the message that adopting electric vehicles and renewable energy sources can lead to a cleaner and healthier environment for future generations.
• The chapter emphasizes the importance of collective responsibility in tackling environmental challenges, urging individuals, governments, and industries to work together.
• It encourages people to educate themselves about sustainable technologies and consider the long-term benefits of clean energy solutions.
• Through awareness and action, society can significantly reduce pollution and improve public health, creating a better quality of life.

Difficult Words

• Pollution: Harmful substances that make the air, water, or land dirty and unsafe.
• Emission: The release of gases or particles into the air, often from vehicles or factories.
• Renewable: Energy that comes from sources that can be replenished or replaced naturally, like sunlight or wind.
• Fossil Fuels: Natural substances like coal, oil, and natural gas that come from the Earth and can be burned for energy.
• Viable: Something that is practical and possible to achieve; capable of working successfully.
• Efficient: Doing something in a way that does not waste time or resources; getting the most output from the least input.
• Infrastructure: The basic physical systems and structures, like roads and electricity, needed for the operation of a society.
• Subsidies: Financial help provided by the government to encourage the use of certain products or services.
• Alternative: Different options available to replace something else; in this case, other forms of energy or fuel.
• Urban: Related to cities or towns; the area where many people live and work.
• Conventional: Traditional or standard methods that are widely accepted and used.
• Environmental: Related to the natural world and the impact that human activities have on it.
• Technology: The application of scientific knowledge for practical purposes, especially in industry.
• Awareness: Knowledge or perception of a situation or fact; understanding of the importance of an issue.
• Exemptions: Freedom from a duty or obligation; in this case, tax exemptions for certain eco-friendly vehicles.