Provide incentives to trade in old cars or light duty trucks with low fuel efficiency and high emissions and buy new vehicles with higher efficiency and lower emissions; also called scrappage or vehicle early retirement programs
Provide permanent, basic rental housing with social services available on-site or by referral, usually for families with low incomes, older adults, veterans, or people with disabilities
Provide sterile injection equipment and often other treatment and referral services to people who inject drugs; also called needle or syringe exchange programs and needle syringe programs