Prevent radon from entering occupied buildings and reduce existing indoor air radon levels via soil depressurization, home or room pressurization, heat recovery ventilation, etc.
Establish bioretention systems (e.g., rain gardens, bioretention cells, green roofs, planter boxes, bioswales, etc.) to make city landscapes more permeable to help control stormwater
Establish transportation services for areas with low population densities using publicly funded buses and vans on a set schedule, dial-a-ride transit, volunteer ridesharing, etc.