Which is an environmental concern? having groundwater affected by a nearby landfill taking plastic containers to a recycling facility running the dishwasher only when it is full treating and processing water for a community

a)

Groundwater polluted by the nearby landfills is an environmental concern.

Explanation:

Due to the lack of sanitary disposal methods, people find open landfills the only source to dispose of their wastes. These waste materials contain chemical substances like phosphates, heavy metals, acids, nitrates, hydrocarbons, and human/animal wastes.

These landfills full of waste materials find their way to underground water, damaging its quality and making it toxic for humans and the environment.

Well, l think that some effective communication is, emotional barriers and lack of attention, interest distraction or irrelevance. also some physical disabilities such as hearing problems or speech difficulties.      l hope i am correct  and you good luck.

Primary effectit is the most accurate.