A knot in the handkerchief. United States President Joe Biden, joining European Union leaders at the United Nations Climate Summit, has pledged to reduce global methane emissions by 30% over the next decade. This is an epochal change, which will involve various realities active in the sector. In particular, oil and gas infrastructures, which represent 30% of methane emissions in the United States. The US Pipeline Landscape More than 300.000 miles of pipelines carry natural gas across North America causing substantial losses from both an environmental and an economic point of view. Furthermore, these infrastructures pass through areas of the country that have other sources of methane (livestock, coastal wetlands). For this reason it is essential to determine the origin of the gas and to understand if its presence is related to a gas pipeline leak. Research from the University of New Mexico Researchers from the University ...