Environmentalists in Australia are on a mission to help save sharks from being attacked by human beings.<br /><br />The number of people attacked or killed by sharks worldwide is miniscule compared with 30-70 million sharks killed by people every year.<br /><br />Conservationists say that puting in place a new monitoring system can help to save both the sharks and the people.<br /><br />Al Jazeera's Andrew Thomas reports from Perth.
