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A heap of grass and garbage burns in a field on the outskirts of New Delhi, India, Saturday, Oct. 22, 2016. The Indian capital, laboring under the label of being the world's most polluted city, is trying something new to help clean up its air. A smartphone application that allows citizens to report the presence of construction dust or the burning of leaves and garbage in public parks to authorities was launched Friday. (AP Photo/Altaf Qadri)


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