Biomass, particularly fuelwood, is the main source of energy for cooking, water heating and space heating in rural households. On account of the exponential rise in human and livestock population, there is a tremendous pressure on forest lands, resulting in their degradation and heavy depletion...

Sustainable water resource management has become a critical issue for the development of cities that suffer scarce water resources. Tianjin City, located in China's Huaihe basin, one of the most polluted and water-scarce river basins in the country, is a typical example in which water is posing...