BANGALORE, India — In a laboratory on the outskirts of one of India’s biggest cities, Meera Pandey gazed down at a legion of mushrooms shaped like spaceships and seashells and buttons. These were her soldiers in a war against the nation’s smog.
BANGALORE, India — In a laboratory on the outskirts of one of India’s biggest cities, Meera Pandey gazed down at a legion of mushrooms shaped like spaceships and seashells and buttons. These were her soldiers in a war against the nation’s smog.