Tag Archives: run-off

Darkening snow: is soot off the hook? The culprit may be algae

Over the last 10 years or so, the finger of blame for darkening the surface of snow has largely been pointed at soot from the combustion of fossil fuels, according to Lori Ziolkowski of the University of South Carolina, US. ButZiolkowski (or Z, for Continue reading Darkening snow: is soot off the hook? The culprit may be algae