NEW DELHI -- It is a seemingly intractable annual problem: India's capital is engulfed in a toxic haze so severe that schools are closed and residents are advised to stay indoors.
Environment
India sees hope through haze as farmers move away from toxic burning
Smog still a danger but some turn to mixing straw into soil, biomass market
A farmer burns paddy waste stubble in a field on the outskirts of Ahmedabad, India, in 2017. © Reuters
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