Environmentalists, industries are trying to find a methane solution
Methane emissions caused by human-related activities, especially from livestock, and oil and gas industries, are responsible for 25% of global warming, according to the United Nations. Hari Sreenivasan reports on the growing call by environmentalists and the oil and gas industry to measure and curb methane emissions. The report is part of our ongoing series on climate change, "Peril and Promise." PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders