You have a minor grammatical mistake in the following sentence:

Although human being's,animal's and tress are part of nature, human activity is often understood as a separate category from other natural phenomenal(human has there own way of doing thing's and animal's has there own way of doing thing's lastly tress are also natural thing's that we can see,use and can't do without them cause we use them and they are one of the most beautiful thing we have ever since !