Southern Natural Disasters: Climate Change or Man-Made Calamities?

Mudslide in Florianopolis, Brazil
Nowadays, the only thing as unpredictable as the market is the weather. At least, that's what South America's Southern Cone has been feeling lately. In just one week in late November, torrential downpours in Brazil's Southern state, Santa Catarina caused "the worst climatic disaster" of Lula's (Luis Inacio de Silvia) presidency, with more than 150 dead, 100,000 homeless, and 1.5 million affected.