One of the roles of the academia is to stand up when they see injustices being done, University Technology Malaysia (UTM) professor Maketab Mohamed said today.

"When I see an injustice being done, then I have to do something.

"I know they say they'll have a file on me, but so what? What did I do wrong?" he said at a forum on bauxite mining at Universiti Malaya in Kuala Lumpur today.