Rio de Janeiro, Jan 22 (Agencies): At least 762 people have died and 400 are still missing in Brazil’s Rio de Janerio due to mudslides and torrential rain, while rescue operations are still on.

The State Government said that in Nova Friburgo, one of the towns hit hardest by the floods, the death toll has risen to 367. 

Emergency teams have recovered 309 bodies in Teresopolis, while the number of fatalities in Petropolis has reached 65 and in Sumidouro 21. 

At least 6,050 people have lost their homes and another 7,780 have been evacuated and are living in temporary shelters. 

Meanwhile, it was announced that Rio de Janeiro city would install sirens to sound the alarm when floods and torrential rains are forecast.

The new system will begin this year and will be fully operative by 2013, said Minister of Science and Technology Aloizio Mercadante. 

The system will have 15 radars, 700 rain gauges and thousands of sirens to give up to a six-hour warning of storms, tornadoes and other meteorological phenomena.