Abstract
Increasing the number of motor vehicles in urban areas raises its own problems for the enviromental. One of them is the increasing air pollution caused by Pb emission. Puring (Codiaeum variegatum), is a plant that serves as an ornamental plant along the Surabaya major arterial road. This study aims to determine the ability of puring (Codiaeum variegatum) in absorbing Pb in Surabaya protocol road. The sample of the research was taken from two different places on Jl. A. Yani and area of Campus C Unair. The samples were collected up to 10 gram using randomize sampling. Sample collected from leaf of puring (Codiaeum variegatum) used as research material. The content of Pb in puring (Codiaeum variegatum) was tested using Atomic Absorption Spectrophotometery (AAS) method. The result of the study is content Pb differences in protocol road solid vehicle with a quiet street. The conclusion that puring (Codiaeum variegatum) has potential as Pb emission reduction plant in Surabaya city protocol road.
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