نتایج جستجو برای: non point source pollution

تعداد نتایج: 2175934  

Journal: :Frontiers in sustainable food systems 2023

Introduction Green finance plays a crucial role in driving sustainable development and has the potential to effectively reduce pollution emissions, thereby positively impacting environment. However, agricultural sector, China, unlike developed countries, primarily relies on small-peasant economy, green financial system is not well-developed. As result, specific emission reduction effects mechan...

2002
Dan Walker

Thank you Admiral Watkins and commission members for allowing me this opportunity to draw your attention to two recent reports of the National Academies that address what are arguably two of the most significant challenges to coastal and marine environmental quality: oil pollution and nutrient pollution. A decade ago public concerns about marine pollution were driven by the dramatic footage fro...

2010
Jinheng Zhang Junqiang Wang Yongliang Lv Jianting Liu Dapeng Li Zhenxuan Yao Xi Jiang Ying Liu

This research combined data from soil, terrain and meteorological surveys, with quantitative data from soil and water field studies to determine the leaching processes of nitrogen and phosphorus contaminants from field vegetation into the Dagu River. Using the Gray correlation analysis method, precipitation and irrigation were established as the major driving force behind leaching losses from c...

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