Fracking, or hydraulic fracturing operations, by the oil and gas industries can
emit significant amounts of methane.
Not exact matches
But China also
emits a
significant amount of GHGs besides carbon dioxide —
methane, nitrous oxide, hydrofluorocarbons (HFCs), perfluorocarbons, sulfur hexafluoride and nitrogen trifluoride — collectively referred to as non-CO2 GHG emissions.
New research shows that the
amount of carbon stored in frozen soils at high latitudes is double previous estimates and could, if
emitted as carbon dioxide and
methane, lead to a
significant increase in global temperatures by the end
of this century.