Earth is our home and environment is everything. Would you like to be a greener person to protect it? Here are some advice. 地球是我们的家而环境就是一切。你想成为环保人士吗？这里有一些建议。 You should reduce the waste you produced, use both sides of papers and collect waste paper and soft drink cans. Then you had better sort them so that they can be recycled. It would be better for you to shut off the lights when you leaving. You’d better walk or ride a bike instead of taking a bus or a taxi. You can save energy and reduce ...