Lawn Care Goes Electric, Environment America, Oct 2023
Lawn Care Goes Electric, U.S. PIRG, Oct 2023
California Air Resources Board: Small Engine Fact Sheet
One-pager, Respiratory Health Association
California Air Resources Board, 2020, on population and emissions of small off-road engines
Jamie Banks, EPA, 2015, National Lawn and Garden Equipment Emissions
Video: Edmunds Car Journal compares emissions of 2 and 4-stroke leaf blowers with car emissions, 2013
Edmunds Car Review, gas leaf blower emissions, Dec 2011
The dangers of particulate matter (PM)
Air pollution disrupts pollination, studies by Jeff Riffel, 2014, 2016
EPA Final Emissions Standards