The earth we live in is rich and colorful. In addition to the colorful scenes that can be directly perceived through vision, the various wonderful sounds produced by nature are often ignored by people. These natural sounds also constitute a beautiful soundscape. They Like a group of coordinated symphonies, sometimes chirped softly and roared furiously, providing us with a wealth of sound resources between tranquility and restlessness. This lecture will show you the diverse sounds of nature and humans. How to preserve this pure natural soundscape in the age of industrialization.