1. BLS. Injuries illnesses and fatalities.2020.http://www.bls.gov/iif/. Accessed March 5 2021.
2. BLS. Survey of occupational injuries and illnesses data.2021.https://www.bls.gov/iif/soii-data.htm/#summary. Accessed March 5 2021.
3. BLS. Census of Fatal Occupational Injuries (CFOI).Injuries Illnesses and Fatalities2021.http://www.bls.gov/iif/oshcfoi1.htm. Accessed March 5 2021.
4. OSHA. Landscape and horticultural services.Safety and Health Topics.2020.https://www.osha.gov/SLTC/landscaping/hazards.html. Accessed July 24 2020.
5. U.S. Census Bureau. All sectors: summary statistics for the U.S. states and selected geographies: 2017. 2020.https://data.census.gov/cedsci/table?q=number%20of%20landscaping%20firms%26tid=ECNBASIC2017.EC1700BASIC%26n=N0500.00. Accessed March 5 2021.