申論 3英文作文：Write an English essay in 250-300 words（40 分）Sustainable tourism is becoming more and more important nowadays. It bringswelfare to the locals and doesn’t impact the nature. It is important that theuniqueness and authenticity of the places stay the same for the generations tocome.Please write an English essay in 250-300 words in which you are required todiscuss about the notion of sustainable tourism and provide possible measuresto promote it. Please illustrate your points with concrete examples.