Visitors gather to watch the soaring tide on the bank of Qiantang River in Haining, Zhejiang province, October 6, 2009. The most violent tidal waves are seen each year along the river during the eighteenth day of the eighth month of the Chinese Lunar calendar, which falls on October 6 this year. REUTERS / Stringer / CHINA ENVIRONMENT SOCIETY

By Ben Blanchard; Editing by Chris Lewis and Robert Birsel
20 April 2011 BEIJING (Reuters) – Gradually rising sea levels caused by global warming over the past 30 years have contributed to a growing number of disasters along China’s coast, state news agency Xinhua said on Wednesday. Sea levels along China’s coastline had risen 2.6 mm per year over the past three decades, Xinhua said, citing documents from the State Oceanic Administration. Average air and sea temperatures in coastal areas had risen about 0.4 and 0.2 degrees Celsius respectively over the past 10 years, the news agency added. “As a ‘gradual’ marine disaster, the cumulative effect of rising sea levels could ‘aggravate storm tides, coastal erosion, seawater invasion and other disasters’,” Xinhua cited the oceanic administration as saying. An expert at the administration, Liu Kexiu, said the rising sea levels were a result of global warming. “Other key factors are land subsidence caused by human activities, including over-exploitation of groundwater and massive construction of high buildings in coastal areas,” Liu said. …

Rising sea levels trigger disasters in China – Xinhua