Still reeling a year on, Brazil's Porto Alegre fears next flood

PORTO ALEGRE: Armed with brushes and paint, volunteers touch up houses left standing after devastating floods last year that killed nearly 200 people and displaced half a million in the Brazilian city of Porto Alegre.As residents continue to repair damage nearly 12 months after Rio Grande do Sul's worst-ever natural calamity, they worry not enough is being done to buttress the city against another such catastrophe, which experts say is made ever more likely by climate change.In late April and ea