Atmospheric methane concentrations are of interest due to methane's impact on climate change, as it is one of the most potent greenhouse gases in Earth's atmosphere.tmospheric methane concentrations are of interest due to methane's impact on climate change, as it is one of the most potent greenhouse gases in Earth's atmosphere.
Muscatine County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 42,745. The county seat is Muscatine. The southeastern border is formed by the Mississippi River. Muscatine County comprises the Muscatine, IA Micropolitan Statistical Area, which is included in the Davenport-Moline, IA-IL Combined Statistical Area.
City History. Colfax is a city in Jasper County, Iowa The town was founded in 1866 and was named for Schuyler Colfax, vice-president with U.S. Grant. The population was 2093 at the 2010 census.