The hydrogen content of the atmosphere has increased 70% since the late 1800s,
The popularity of natural gas as a fossil fuel and its increased use are attractive candidates to explain the potential for increased leakage to the atmosphere.
Flooding can convert soils from a methane sink to a methane source to the atmosphere
The decline in δ13C to a more negative value is not compatible with the idea that fossil fuels are the source of rising methane in the atmosphere.
Composting kitchen waste helps “close the loop” to achieve a sustainable human society where wastes are recycled back into the production of useful goods.
Global warming may beget drastically more global warming, if we ever destabilize the pool of methane clathrates that are buried in polar regions.
Plugging the leaks of methane from gas wells and the gas pipelines that crisscross our country is probably the easiest, most effective, and straightforward way to curtail the rise of methane in the atmosphere