Dear colleagues:
Goog morning. It's good to talk to you every Friday morning. Today is Earth Day. Let's talk about the origin of Earth Day. Please click the link below and watch.
世界地球日的由來 英文影片介紹地球日
世界地球日的由來 中文影片介紹地球日
有關寂靜的春天 Silent Spring
Have a nice weekend.
Minghung