Alphabetical index of categories: Q

a b c d e f g h i j k l m n o p Q r s t u v w x y z

Number of information resources is shown in parentheses after each term.

                    quagmires -> wetlands (1)
       ground-water quality (1)
        groundwater quality -> ground-water quality (1)
      surface water quality (9)
              water quality (10)
abandoned mines and quarries (20)
                    quarries -> mine sites (30)
         mining and quarrying (4)
                    quarrying -> mining and quarrying (4)

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