Moreover , the government also carried out various technical studies , including studieson the environmental impact , to ensure that the project would conform to all standards pertaining to town planning , harbour traffic , environment protection and water quality 另外，政府也进行了各项技术研究，包括环境影响研究，以确保该工程无论在城市规划海港交通环境保护及改善水质等各方面，都完全符合标准。
Meanwhile environment effect curve and its essential non - linear dynamic characters are described and explained . the relevant concept - frame of basin cumulative environment effects ( cee ) is approached and cumulative influence degree iip is introduced for scaling the cee . the innovated method could benefit environment influence study on large - scale development and benefit the perfection of cee theory system 探讨了流域开发累积环境影响分析相应的概念框架，并运用累积影响度iip因子作为流域开发累积环境效应的衡量因子进行分析，有利于完善环境影响研究的理论体系和大区域性开发活动的环境影响度量、分析评价和控制体系。
A working group for hong kong - zhuhai - macau bridge was set up in 2003 to coordinate the project and later the authorities from all three areas agreed to create a permanent office in canton and ordered an economic viability study , an environmental impact study and a report on the locations for placing the bridge ' s supporting pillars 2003成立了粤港澳大桥工作组来协调该工程，后来三方都同意在广东建立常驻机构，并要求做经济可行性研究、环境影响研究、以及一份关于桥梁支柱位置的报告。
