Methanesulfonic acid (MsOH) or methanesulphonic acid is an organosulfuric, colorless liquid with the molecular formula CH3SO3H and structure H3C−S(=O)2−OH. It is the simplest of the alkylsulfonic ...

Air pollution from fossil fuel burning reaches the remote Arctic in amounts large enough to alter its atmospheric chemistry, ...

How do fossil fuels influence the atmospheric chemistry of the Arctic? This is what a recent study published in Nature ...

A Dartmouth-led study on ice cores from Alaska and Greenland found that air pollution from the burning of fossil fuels ...

A team headed by Jacob Chalif and Professor Erich Osterberg of Dartmouth College, analyzed ice cores from Alaska and ...

Researchers in the lab of Erich Osterberg (pictured), an associate professor of earth sciences at Dartmouth, found that levels of methanesulfonic acid (MSA), an airborne byproduct of marine ...

Multidecadal declines in methanesulfonic acid in arctic ice cores reflect increasing anthropogenic pollution in the industrial era rather than declining marine primary production, according to ...