Reducing emissions of soot from vehicles and methane from pipelines may not help reduce rates of global warming as much as earlier studies have suggested, new research suggests. (sciencemag.org)
Their study reveals as well that emissions of soot from cargo and noncargo vessels are double the most recent estimates and also independent of engine load. (dotearth.blogs.nytimes.com)
To investigate the possible role of black soot in causing glacial melt, a team of scientists from Chinese research institutes extracted ice cores from five locations on the Tibetan Plateau (Figure 1). (giss.nasa.gov)