BioScholar: Natural seepage of methane offshore the Arctic archipelago Svalbard has been occurring periodically for at least 2,7 million years. Major events of methane emissions happened at least twice during this period, according to a new study.
We worry about greenhouse gas methane. Its lifetime in the atmosphere is much shorter than CO2īs, but the impact of methane on climate change is over 20 times greater than CO2 over a 100-year period. 60 percent of the methane in the atmosphere comes from emissions...