The sprawling Koch fertilizer plant in Brandon, Manitoba, CA. Each month, hundreds of trucks and rail cars deliver both nitrogen and methane-based fertilizers made here, to farmers in western Canada & the US. Both nitrogen & methane are more potent as greenhouse gases than CO2, the commonest one. The plant has, for many years, been the single-biggest industrial source of GH gases in MB. A PinP photo. Rising nitrous oxide (N2O) emissions are jeopardizing the climate goals of the Paris Agreement, according to a major new study. The growing use of nitrogen fertilizers in farming worldwide is increasing atmospheric concentrations. N2O is 300 times more potent than carbon dioxide and remains in the atmosphere for more than 100 years. Story here.