保护人文环境的标语可以有很多种，以下是一些常见的中英文对照：
1. 爱护自然，珍爱人文：Love nature, cherish humanity.
2. 倡导绿色生活，维护人文环境：Promote green living, maintain humanistic environment.
3. 保护文化遗产，传承人文精神：Protect cultural heritage, inherit humanistic spirit.
4. 珍爱自然资源，呵护人文栖息：Treasure natural resources, nurture humanistic habitat.
5. 人文与自然共生共存：Humanity and nature coexist harmoniously.
6. 环境美化，人文繁荣：Beautify the environment, promote humanistic prosperity.
7. 绿色文化，保护人类：Green culture, protection for humanity.
8. 创建有爱人文环境：Create a loving humanistic environment.
9. 共同守护，传递人文之美：Guard together, pass on the beauty of humanity.
10. 环境保护与人文共融：Integration of environmental protection and humanity.
1：Today,a drop of saving a blood for posterity
今天节约一滴水,留给后人一滴血
2：The earth had no health without human health.
没有地球的健康就没有人类的健康
3：The earth is to yourself.
善待地球就是善待自己
4：Save the earth together.
拯救地球,一起动手
5：To protect the environment,starts from me.
保护环境,从我做起
6：Promote green consumption and green voters.
促绿色消费,做绿色选民
7：Pursuit vogue,hug green green life.
追求绿色时尚,拥抱绿色生活
8：The consumption restriction in ecosystems can withstand range.
把消费限制在生态圈可以承受的范围内
9：Do not throw rubbish onto the ground. Do not waste water. Use both sides of paper when you write. Stop using plastic bags for shopping. Make classrooms less noisy.
不要在地上扔垃圾。不要浪费水。当你写字时要在纸的两面都要写。停止使用塑料袋去购物。减少教室里德吵闹声。
10：Planting trees Trees are very helpful and important for us.
树对我们人类是多么的重要和有用。
11：No one can live without water or air.
没有人能离开水和空气生存。
12：we can't live without water.
没有水我们就不能生存。
13：We should take many measures to stop pollution.
我们应该采取许多措施去停止污染。
14：Without the shade from trees, Earth would get too hot to live on.
没有了树荫，地球将会变得太热而不能生存。
