Pollution
Farmers in India's Punjab aim to reduce pollution by recycling crop waste
In order to combat the worsening pollution in New Delhi's capital, Punjab, some farmers from the northern neighbouring state of Punjab have started sending their crop stubbles to factories instead of burning them. The smoke from stubble burning in winter, combined with dust and exhaust fumes from vehicles, is trapped in the air because the wind speed is low and the temperature is lower. According to the Confederation of Indian Industry group, farmers are adapting to using balers to stack stubble and sending it to factories to be turned into biogas and biofertiliser. They also use it to make cardboard...