Rice paddy fields not treated (right) and treated (left) with bioremediation at Rancaekek, West Java. Bioremediation is a waste management technique that involves the use of organisms to remove or neutralize pollutants from a contaminated site. The rice paddies in the area are facing crop failure due to the use of polluted water. The water for irrigation comes from the river which is polluted by toxic waste from the clothing industry present in the neighbourhood.