You have received an email message from your English-speaking pen friend, Ben.

Here are the answers to the questions from both tasks: ### Task 71: Green Movement 1. Yes, we have Earth Hour in Russia. Many cities participate every year to support the environment. 2. People can save energy by turning off lights when leaving a room, using energy-efficient light bulbs, and recycling paper and plastic. 3. I approve of the Green Movement because it teaches people to be responsible for our planet and encourages better ecological habits. ### Task 72: Ecological Problems 1. The most serious ecological problems in my country are air pollution from cars and factories, and the accumulation of waste in landfills. 2. Teenagers can help by participating in city cleaning events, planting trees, avoiding single-use plastics, and recycling trash. 3. I would prefer to live in the countryside because the air is cleaner, it is quieter, and I can be closer to nature, which is healthier for everyone.