Methane (CH4) is a trace gas because it exists in very small concentrations (about 1.9 parts per million). However, it is a potent greenhouse gas, roughly 25 to 30 times more effective at trapping heat than carbon dioxide over a ...
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Methane (CH4) is a trace gas because it exists in very small concentrations (about 1.9 parts per million). However, it is a potent greenhouse gas, roughly 25 to 30 times more effective at trapping heat than carbon dioxide over a ...