STEPHEN AUSMUS / US DEPARTMENT OF AGRICULTURE / SCIENCE PHOTO LIBRARY STEPHEN AUSMUS / US DEPARTMENT OF AGRICULTURE / SCIENCE PHOTO LIBRARY
Editorial use only.
Biochar production research. Technician placing poultry litter pellets into a furnace to make biochar. This is a form of charcoal (mostly carbon) produced by heating organic matter in the absence of oxygen, a process called pyrolysis. This research is being carried out by the Agricultural Research Service (ARS) of the US Department of Agriculture. Photographed in New Orleans, Louisiana, USA.
Model release not available. Property release not required.