Ecological Risk Assessment of Lijiang Environment Guilin City Section, South China

Lijiang environmental pollution becomes increasingly intense. Most organic or inorganic pollutants discharge to cause large scale contaminations in Lijiang. The sediment of the pollutants cause second environmental pollutant source and intimidate human health. By collection of Lijiang sediment samples to analysis the geochemistry characters of the heavy metal and the persistence organic pollutants (POPs), which include organo-chlorine pesticides (OCPs) and polycyclic aromatic hydrocarbon (PAHs). Ingersoll risk assessment criteria and ecological contamination target I-ER are applied to Lijiang Guilin City section ecological risk assessment.