Water resource

This paper is to highlight the threatening of climate change on the water shortage problem in North China, a semi-arid and arid area. Observations show that the runoff of the major rivers is decreasing dramatically especially in the lower reaches where water is highly demanded. Most noticeable are t

The number of slums has significantly increased in Bangladesh over the last three decades along with the expansion of cities and towns. Rapid urbanization, caused largely by heavy influx of migrants from rural areas, has exerted severe pressure on urban housing and public services in the metropolita