Rio de costa 's mayor inaugurated the 2016 Olympic golf course . A small group of environmental activists came out in 2016 . Course has been built at Reserva de Marapendi in Barra da costa . Organising committee environmental cause should leave an important mark .
Rio de Janeiro 's mayor unveiled the 2016 Olympic golf course . A small group of environmental activists turned out in protest . Course has been built at Reserva de Marapendi in Barra da Tijuca . Organising committee say cause will leave an important legacy .