CNN: White sand beaches, tropical rain forests and colorful coral reefs — southern Mexico would appear to have it all. Hurricane Dean hits Mexico in August last year. Experts argue hurricanes are worsening due to human activity. 1 of 3 But it seems that this area of outstanding natural beauty is also unusually susceptible to danger in the form of costly — both human and financial — natural disasters. This year alone two maximum strength hurricanes passed over the Yucatan …