杭州自西湖之后,有了第二个世界遗产大运河。对杭州来说,这两个著名的世界遗产既是巨大的财富和机遇,也是面临继承与发展的巨大考验。首先,我们对大运河遗产的保护起步比较早。在20世纪90年代,杭州市就有主管污水排放的机构,当时隶属于建委。在保护运河的过程中我们逐渐发现,由于职能、经费和单位的限制,对于运河水质的改善,并不能起到很大的作用。要改善运河水质,可能还 After the West Lake in Hangzhou, there is the second World Heritage Grand Canal. For Hangzhou, these two well-known World Heritage sites are tremendous wealth and opportunity as well as a great test of inheritance and development. First of all, we started earlier on the protection of the Grand Canal's heritage. In the 1990s, there was an agency in charge of wastewater discharge in Hangzhou, which was subordinate to the Construction Commission. During the process of protecting the canal, we gradually found that the improvement of canal water quality did not play a significant role due to the limitation of functions, funds and units. To improve the canal water quality may also