Well, when astronauts are travelling in space , their toilet bags are emptied in space only . That is space pollution . Since the number of astronauts are increasing , space pollution also is increasing .
•Space debris, also known as orbital debris, space junk and space waste, are objects in orbit around Earth that were created by humans but no longer serve any useful purpose. These objects consist of everything from spent rocket stages and defunct satellites to explosion and collision fragments. ...
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