October 31, 2012
» Updated results to match GREET 1 2012 rev1 - Highlights include updated results for: developed land use change for cellulosic ethanol pathways, updated land use change for corn ethanol, added shale gas pathway, updated power plant efficiencies, and updated electricity generation mix for U.S.
» Added option to simulate algae-based biodiesel
» Added option to adjust the percentage North American natural gas that comes from conventional natural gas and shale gas resources
» Updated default annual hourly usage and load factors for off-road fleet equipment based on EPA's non-road engine modeling
» For more details on these and other updates, please download and read the following document:
GREET Fleet Footprint Calculator Version History (243 kB pdf)