Methane has 21 times the capacity to warm the planet over CO2. Atmospheric concentrations of the gas have dropped since 2005, 3-11% in the U.S.(dependent on source). The correlation of temperature change to atmospheric methane concentrations is much more discernible than to that of CO2.
Methane has 21 times the capacity to warm the planet over CO2. Atmospheric concentrations of the gas have dropped since 2005, 3-11% in the U.S.(dependent on source). The correlation of temperature change to atmospheric methane concentrations is much more discernible than to that of CO2.