Figure skating experts say there has never been a pair like Gordeeva and Grinkov, but two Olympic gold medals and four World Championships didn't tell the story. They were in love; and when they skated it was obvious to all Gordeeva and Grinkov were skating for each other. But in November their love story took a tragic turn. Tonight, meet Ekaterina Gordeeva on her own, but not alone.
Methanogens are a type of microorganism that produces methane as a byproduct of metabolism in conditions of very low oxygen. They are often present in bogs, swamps, and other wetlands, where the methane they produce is known as marsh gas..
1 Carbon dioxide or acetic acid are the most commonly used electron acceptor in methanogenesis.  Microbes capable of producing methane are called methanogens. They have been identified only from the domain Archaea - a group that is phylogenetically distinct from eukaryotes and bacteria.