Đề kiểm tra chủ đề Môi trường SVIP

The most obvious advantage of living green is that it helps reduce environmental pollution. This is (1) __________ by practicing the 3Rs: Reduce, Reuse, and Recycle. Reducing means choosing products carefully to minimize waste. Reusing involves finding new ways to use items instead of throwing them away. Recycling is about collecting and changing used objects or materials (2) __________ they can be used again.

There are economic benefits to living green. Using less energy and water can lower household bills. Reusing products reduces the need to buy new ones, and recycling saves production (3) __________ since making new products uses more resources. Recycled products often last longer, making them a cost-effective choice.

Lastly, going green offers health benefits. It reduces air pollutants, resulting in cleaner and healthier air, (4) __________ means fewer respiratory diseases. Another way to improve health is by purchasing organic foods and green products for your household. These items don't contain harmful chemicals that can lead (5) __________ health issues.

1. The rise of electric vehicles (EVs) is transforming the car industry and changing how we think about transportation and the environment. This movement began gaining significant popularity in the 21st century as people became increasingly aware of the harmful effects of gasoline-powered vehicles on the planet. Traditional vehicles emit large amounts of greenhouse gases, which contribute to climate change and air pollution. Conversely, electric vehicles produce zero emissions from their tailpipes, which greatly reduces their impact on the environment.

2. One of the main advantages of electric vehicles is their efficiency. Electric vehicles convert over 85% of electrical energy into movement, while gasoline engines only convert about 20-30% of the energy from gasoline. This higher efficiency means that they require less energy to travel the same distance, thereby conserving energy resources. Moreover, as renewable energy sources like wind and solar become more prevalent, the electricity used to charge EVs is becoming cleaner, further reducing their carbon footprint.

3. In addition to their direct environmental benefits, electric vehicles also promote the development of new technologies and infrastructures that support a more sustainable future. For instance, the advancement of battery technology not only improves the range and performance of EVs but also paves the way for better energy storage solutions. Improved batteries can store extra renewable energy and release it when needed, making the power grid more reliable and efficient.

4. However, the production of electric vehicles is not without its environmental challenges. The manufacturing process, particularly the production of lithium-ion batteries, requires significant amounts of raw materials such as lithium, cobalt, and nickel. Extracting these materials can lead to environmental degradation and human rights issues. Therefore, it is crucial to develop sustainable mining practices and improve recycling methods for EV batteries.