Latest chanok want world conservation is not a natural disasters such as forest fires and global warming will not. There's an old man, the next generation has to see and study.
Benefits of saving the Earth is not a natural disaster, such as fire and heat will destroy the world. Going on to the next generation to see and study.
For the benefit of saving the earth? Is not natural disasters such as fire, and will make the world is not hot, have the old generations have to take care of the study.