By Bharat Dogra A big fire at the Bhalsawa landfill near Delhi has led to the emergence of a highly hazardous situation in Delhi. Official sources have attributed this to the release of methane gas, a GHG many times more more potent than carbon dioxide in terms of its impact on climate change, as well as a long spell of dry and hot weather conditions. The multiple authorities in Delhi have been exchanging blame as they usually do, and a technical team is being dispatched to Mumbai to find ways of capturing the gas and reducing high risks. However questions arise as to why these and other solutions could not be found much earlier, as the risk of fires as well as other serious hazards has continued to remain at high levels for some years at Bhalsawa landfill as well as at other landfill sites of the city like Ghazipur. An even more important question that needs to be raised is why these landfills have been allowed to become such huge monster type threats of the capital of India, w...