Human activities along two rivers: the Palmiet and Sezela Rivers in KwaZulu-Natal, South Africa, have been classified and metal contamination (Cr, Cu, Pb and Zn) and mobility assessed using a range of factors including contamination and enrichment factors, pollution load indices and water ...
This paper analyzes the impact of human activities on river ecosystems from two aspects of agricultural production and watershed water conservancy project construction. Among them, dambased water conservancy projects have caused runoff patterns and artificial segmentation of rivers, w...
Thus, an assessment of the impact of human activities on river systems is needed to understand the evolution of rivers driven by these two forces in order to maintain their function and support sustainable management practices. Indicators are recognized as valuable tools that provide signals of ...
RANADE V. Human activities and health of rivers: Case study of a river basin in the peninsular India [R]//Pro- ceedings of the 4th International Yellow River Forum on Ecological Civilization and River Ethics. [s. 1. ~:Es. n. 1, 2010(3) : 213-217....
Merapi. Through anthropogenic process, mining activity at the above rivers may also affect the flow behavior that could contribute significant change in river bed configuration. The presence of such huge of sediment volume in rivers is believed as potential source which has economic value that ...
With economic development and population growth, the flow regime of the Yellow River, particularly the lower reach of Yellow River having exceptionally high sediment-load flood threats, has been significantly altered by...
Effects of Climate Change and Human Activities on Runoff in the Upper Reach of Jialing River, China In recent years, the runoff of numerous rivers has experienced substantial changes owing to the dual influences of climate change and human activities. Thi... W Shi,Y He,Y Shao - 《Remote Se...
Using data from four field investigations between 2003 and 2009 along the Yellow River mainstream, we examined the transport features and seasonal variations of organic carbon, with a focus on contrasting the impacts of human activities with those of natural processes. Particulate organic carbon (POC...
In the second half of the 20th century economic activities flourished in Europe while the status of rivers, lakes and coastal waters chronically deteriorated1. Human activities have produced multiple pressures on waters, including nutrient pollution2, 3, modifications of river morphology4, 5, alteratio...
[关键句]Rivers in which fish populations have escaped serious damage from human activities make up just about 14% of the world rivers, according to a recent study. (93 一段第一句)[释义]根据最近的一项研究,鱼类种群没有受到人类活动的严重破坏的河流仅占世界河流的约14%。[解析]根据关键句以及下文...