Impact of the Three Gorges project on ecological environment changes and snail distribution in Dongting Lake area.

ABSTRACT:

Background

The Three Gorges Dam (TGD) is a remarkable, far-reaching project in China. This study was conducted to assess the impact of TGD on changes in the ecological environment, snail distribution and schistosomiasis transmission in Dongting Lake area.

Methods

Hydrological data were collected from 12 monitoring sites in Hunan section of Yangtze River before and after TGD was established. Data on snail distribution and human schistosomiasis infection were also collected. Correlation analyses were performed to detect the significance of snail distribution to changes in ecological environmental factors and human schistosomiasis infection.

Findings

A series of ecological environmental factors have changed in Dongting Lake area following the operation of TGD. Volume of

SUBMITTER: Li F 

PROVIDER: S-EPMC5500280 | biostudies-literature | 2017 Jul

REPOSITORIES: biostudies-literature