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Environmental Engineering Commons

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Full-Text Articles in Environmental Engineering

Evaluation Of Future Climate Change Impact On Aquatic Ecosystem And Health Using Lm3-Tan Model In South Korea, Jin Wan Lee, Chung Gil Jung, So Ra Ahn, Seong Joon Kim Jul 2016

Evaluation Of Future Climate Change Impact On Aquatic Ecosystem And Health Using Lm3-Tan Model In South Korea, Jin Wan Lee, Chung Gil Jung, So Ra Ahn, Seong Joon Kim

International Congress on Environmental Modelling and Software

Climate change could be one of the main threats faced by aquatic ecosystems and freshwater biodiversity. Recently, LM3-TAN (Land Model 3 Terrestrial and Aquatic Nitrogen) land-based physical, biological, chemical processes model for South Korea was developed to assess the combined effects of direct human influences and future climate change on Aquatic Nitrogen cycling by Korea NIEL (National Institute of Environmental Research). The objective of this study is to analyse the relationship between stream water quality, water temperature, and Trophic Diatom Index (TDI) and Benthic Macroinvertebrate Index (BMI) determined by stream water quality factors. The TDI and BMI monitored 2 times …


Use Of Sacrificial Embankments To Minimize Bridge Damage From Scour During Extreme Flow Events, Matthew Willi Brand Jan 2016

Use Of Sacrificial Embankments To Minimize Bridge Damage From Scour During Extreme Flow Events, Matthew Willi Brand

Graduate College Dissertations and Theses

The leading cause of bridge failure has often been identified as bridge scour, which is generally defined as the erosion or removal of streambed and/or bank material around bridge foundations due to flowing water. These scour critical bridges are particularly vulnerable during extreme flood events, and pose a major risk to human life, transportation infrastructure, and economic sustainability. Climate change is increasing the intensity and persistence of large flow events throughout the world, further straining bridge infrastructure. Retrofitting the thousands of undersized and scour critical bridges to more rigorous standards is prohibitively expensive, and current countermeasures inadequately address the core …