Foreign Policy: Already, more than 250,000 people around the world are affected by climate-related disasters each year. A new Oxfam report released today forecasts that those droughts, floods, and storms are likely to become much more numerous and much worse over the next five years. We project that the number of people affected by climate-related humanitarian disasters will rise more than 50 percent by 2015, leaving agencies such as Oxfam scrambling to meet the resulting need. Given the scale of the …