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Figure 13 | Environmental Evidence

Figure 13

From: Are interventions to reduce the impact of arsenic contamination of groundwater on human health in developing countries effective? A systematic review

Figure 13

Percentage (95% CI) of samples meeting WHO guidelines for arsenic removal in situ, membrane and electrolytic technologies. (1)SAR(Gupta), subterranean arsenic removal [52]; (1)SAR(V.Halem), subterranean arsenic removal [51]; (2)LPN1 – (2)LPN4, low pressure nanofiltration for four sites [22]; Electro, electrocoagulation [53].

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