Two federal entities have added hybrid vehicles into their fleet in response to President Obama's call for tougher goals for renewable energy in federal buildings and lower emission vehicles in the federal fleet.
Study Touts Hydraulic Hybrids for Refuse Fleets
Initial results from testing have shown that hydraulic hybrid vehicles (HHV) offer significant fuel-saving opportunities compared to similar conventional diesel vehicles in refuse operation, according to a study performed by the National Renewable Energy Laboratory (NREL).
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