I'm going to take it a step farther. A certain faction of the left are eugenicists and ZPG fanatics, such as Obama's own good buddy czar John Holdren. Deep down, I suspect they are sensing a feeling of glee at the plight of the horror of Haiti.
They believe that poor people are better off dead, and society as a whole is better off without them. They used to come right out and say it, i.e. M. Sanger saying "poor people should kill their babies."
The original proponents of the banning of DDT, which prevented millions of Malarial deaths, were warned about the unintended consequences. "So be it," they said. (National Review, The Four Horsemen of Progressivism).