Agricultural pollution has a caused a 'Dead Zone ' in Mississippi . Globally the number of Dead Zones has doubled 1960 since the 1960 's . The drive to increase biofuel production could increase pollution in rivers and seas . Pesticide use rose 30 percent in the China 1960 .
Agricultural pollution has a caused a 'Dead Zone ' in the Gulf of Mexico . Globally the number of Dead Zones has doubled every decade since the 1960 's . The drive to increase biofuel production could increase pollution in rivers and seas . Pesticide use rose 1000 percent in the Philippines between 1961 and 2005 .