A synthesis of growing-season, non-growing season, and annual methane emission measurements among temperate, boreal, and tundra wetlands and uplands

Claire C Treat, University of Eastern Finland, Department of Environmental and Biological Sciences, Kuopio, Finland, A. Anthony Bloom, NASA Jet Propulsion Laboratory, Pasadena, CA, United States and Maija E Marushchak, University of Eastern Finland, Kuopio, Finland