Brazil counts cost of worst-ever floods with little hope of waters receding soon

Death toll in southern state of Rio Grande do Sul increasing daily as authorities plan four tent cities' for 77,000 displaced people

Three weeks after one of Brazil's worst-ever floods hit its southernmost state, killing 155 people and forcing 540,000 from their homes, experts have warned that water levels will take at least another two weeks to drop.

The death toll across Rio Grande do Sul is still increasing daily, and more than 77,000 displaced people remain in public shelters, prompting the state government to announce plans to build four temporary tent cities" to accommodate them.