Cultural eutrophication is when a flux of excess nutrients from human activity are added into a local run-off which in turns speeds up the natural eutrophication. As land is developed, the natural habitat is altered and phosphorus is … materials that can be broken down by living organisms into different chemical compounds eutrophication caused by human activities the result of excess nutrients in an aquatic ecosystem, which causes excess plant and algae growth water that contains the waste from homes and industries. Accelerated or Cultural Eutrophication. Additionally, Sondergaard et al., 1996, demonstrated that grazing waterfowl (such as swans) can prevent lakes recovering after eutrophication. Eutrophication can be formed naturally in eutrophic environments. The most striking effect are algal blooms. 1. Research: Impacts of Cultural Eutrophication on Lakes As seen in Figure 2, cultural eutrophication is caused by human land use, including agriculture and residential or industrial developments. Dead zones are low-oxygen, or hypoxic, areas in the world’s oceans and lakes.Because most organisms need oxygen to live, few organisms can survive in hypoxic conditions. Eutrophication can be divided into cultural eutrophication which is caused by human activity and natural eutrophication which is a natural process. However, in most cases, major man-made changes, especially in land or surface water, can cause such conditions. Which in turn are responsible for addition of 80% nitrogen and 75% phosphorus to lake and streams. That is why these areas are called dead zones. Causes and effects of cultural eutrophication. Cultural eutrophication and fish mortality are mainly due to lack of oxygen. Eutrophication is derived from the Greek word ‘eutrophos’ that means well-nourished or enriched Eutrophication is the excessive presence of nutrients like nitrate and phosphate in a lake or other water bodies, which causes a dense growth of plant life. Dead zones occur because of a process called eutrophication, which happens when a body of water gets too many nutrients, such as phosphorus and nitrogen. This is caused by human activity, this problem became apparent once the green revolution and industrial revolution began in the last century. Cultural eutrophication is the process that speeds up natural eutrophication because of human activity. Anything that destroys our natural environment and changes the imbalance can break the equilibrium. Explain how human activities can cause an imbalance in biogeochemical cycling and lead to problems such as cultural eutrophication and fish kills. cultural eutrophication eutrophication wastewater. Eutrophication has become a very important problem particularly in heavily populated parts of North America and Europe and it has a range of devastating effects. As per Wikipedia, “Eutrophication or more precisely hypertrophication, is the ecosystem’s response to the addition of artificial or natural nutrients, mainly phosphates, through detergents, fertilizers, or sewage, to an aquatic system.One example is the “bloom” or great increase of phytoplankton in a water body as a response to increased levels of nutrients. With the increase in population in different countries of the world, the utilization of surface water has increased as the use of water and agriculture has increased. While Cultural Eutrophication is caused by human activities. The enrichment of water by nutrients can be of a natural origin (natural eutrophication) but is often dramatically increased by human activities (cultural or anthropogenic eutrophication). 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