While having an afternoon chai tea, Poonam, 13, (right) is reviewing school homework with her older sister Jyoti, 14, sitting with their older brother Ravi, 15, on the floor of their newly built home in Oriya Basti, one of the water-contaminated colonies in Bhopal, Madhya Pradesh, India, near the abandoned Union Carbide (now DOW Chemical) industrial complex.
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