India's cows provide biogas amid cooking-gas shortages
Cooking-gas shortages tied to the Iran war have led some Indian households to turn to cow-dung biogas instead of waiting in long queues.
Across much of India, an energy crunch linked to the Iran war has caused long queues for cooking gas cylinders. Households such as Gauri Devi's are avoiding the wait by using biogas produced from cow dung, offering a local renewable alternative to disrupted fuel supplies.