Methane (CH 4) is a potent greenhouse gas. Although it is short-lived compared to carbon dioxide (methane stays in the atmosphere for about seven to ten years, while carbon dioxide can remain for over ...

Methane in the atmosphere had its fourth-highest annual increase in 2022, the National Oceanic and Atmospheric Administration reported, part of an overall rise in planet-warming greenhouse gases that ...

Methane is currently responsible for about one-third of global warming. This greenhouse gas is about 80 times more potent than carbon dioxide in terms of its ability to heat up the climate system, ...

Scot Miller is an assistant professor in Johns Hopkins University's Department of Environmental Health and Engineering whose research focuses on greenhouse gas emissions and air pollution. His ...

A newly discovered source of methane emissions is adding to growing concerns about climate change, as scientists reveal that melting glaciers are leaking large amounts of this potent greenhouse gas.

Methane is a greenhouse gas with dual personalities. It heats Earth’s atmosphere 28 times as potently as carbon dioxide, gram for gram. But its absorption of the sun’s radiation high in the atmosphere ...