In Argentina, 92 percent of the 2007 population was urban, and 32 percent of these people lived in just one city, Buenos Aires. In 2007, 38 percent of the world's urbanites lived in agglomerations of 1 million or more inhabitants, and 15 percent resided in agglomerations of 5 million or more.he number of cities with over 1 million people had grown to 83. The world has experienced unprecedented urban growth in recent decades. In 2008, for the first time, the world's population was evenly split between urban and rural areas. There were more than 400 cities over 1 million and 19 over 10 million.
Dioxin is also a known carcinogen. According to the VA, there are several diseases associated specifically with Agent Orange exposure, including Hodgkin's disease, chronic lymphocytic leukemia and type 2 diabetes. Agent Orange also causes a neurological disorder known as acute and subacute peripheral neuropathy. Agent Orange has recently been linked to an elevated risk for Parkinson's, another neurological disorder. Symptoms and effects of Agent Orange exposure may take months or even years to appear.
Service-Connected Heart Disease. Both ischemic heart disease, better known as coronary artery disease, and congenital heart disease are recognized by the Department of Veterans Affairs as potential service-connected impairments. In particular, ischemic heart disease has been linked to Agent Orange exposure.