Which of the following is one disvantage of using sanitary landfills

a. they can pollute groundwater.
b. they can release more nitrogen into the atmosphere.
c. they cause depletion of oxygen.
d. they can pollute

A major disadvantage to burying trash in landfills is the potential to pollute surrounding soil and groundwater with toxins. When trash decomposes, it releases methane and other greenhouse gases that contribute to climate change and may also cause health problems to humans and animals.

Explanation:

So A they can pollute groundwater.

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.