ปัญหาสิ่งแวดล้อมนั้นเป็นปัญหาที่ใหญ

The environmental problem is a problem that is large enough to deserve. Due to the action of men who do not realize the importance of the environment. The current environment is worse than the original condition. Not like deforestation etc
Finally, I would like to invite his friends for details to help each other protect our environment.

Environmental issues are posing a big enough. Because of the actions of men who do not realize the importance of the environment. Therefore, the current environmental conditions are worse than ever. It is time that we should protect it in different ways, such as deforestation. Etc.
Finally, I would like to invite friends, brothers and sisters to help us protect the environment together.

Environmental problems are problems that big enough. Due to human action, do not realize the importance of the environment. Therefore, the current environmental conditions worse than ever.Such as no deforest, etc.!Finally, I would like to invite friends brothers and sisters to help protect the environment of the US.