Environmental Science | South China Morning Post
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  • Mar 5, 2015
  • Updated: 11:08pm

Environmental Science

Godfather of climate change retires to continue mother of all battles

James Hansen visited Hong Kong in November 2010. Photo: EPA

This month, climate scientist Dr James Hansen retired as head of Nasa's Goddard Institute of Space Studies. Yet at age 72, instead of aiming for a leisurely life after work, Hansen plans to better focus his time on climate science, along with communicating the science and its policy implications.

Sunday, 28 April, 2013, 4:58am

How long before we can punish eco-criminals?

There was no law against genocide in the early 1940s; it only became an internationally recognised crime after the worst genocide of modern history had actually happened. Similarly, there is no law against 'ecocide' now. That will only come to pass when the damage to the environment has become so extreme that large numbers of people in rich countries are dying.

26 Jun 2012 - 12:00am

Shenzhen seas seriously polluted

Nearly half of Shenzhen's coastal waters were found to be seriously contaminated last year, and nine sewage drainage lines were found to be discharging excessive pollutants, according to a maritime study.

13 May 2012 - 12:00am

Crises worsened by cloak of secrecy

Environmentalists have warned for years of a looming water crisis in China. So just how far off is it now?

Recent water contamination disasters in Guangxi and Jiangsu and severe droughts in parts of Yunnan and Jiangxi that previously had abundant supplies of water have reignited fears that an acute crisis could blow up at any time.

23 Feb 2012 - 12:00am

Wrong side of the river

Hechi villager Lu Yu feels frustrated and angry that his forgotten village on the right bank of a tributary of the Pearl River has been left to deal on its own with the massive toxic metal spill in Guangxi.

20 Feb 2012 - 12:00am

Toxic metal spill may be worst in decades

Environmental experts say the toxic metal contamination of a tributary of the Pearl River in Guangxi may evolve into the mainland's worst chemical spill in decades.

Local officials have been accused of lax management and secrecy in dealing with the contamination.

1 Feb 2012 - 12:00am

Health warning as pollutants build in delta fish

Oysters with 740 times the safe level of copper and 90 times the cadmium limit. Big-head croaker fish with 24 times the safe level of chromium. Lizardfish with 53 times the permitted lead level.

Much of the seafood from Guangdong waters is contaminated, tests show.

4 Oct 2011 - 12:00am

Idling Engines ramp up pollution

Streets full of stationary vehicles with their engines running could be 10 times more polluted than busy roads full of slow-moving traffic, new research has revealed.

19 Sep 2011 - 12:00am

Fuel rules essential for harbour traffic

The Star Ferry is a Hong Kong icon, as much a part of our history as a tourist attraction. As such, it should be striving to reduce the amount of air pollution created by its ferries. The same goes for other vessels plying their trade in our waters.

15 Sep 2011 - 12:00am

Pollution penalties must fit the crime

More than 1,500 kilometres separate Hong Kong and Qujing in Yunnan province, where a chemical plant dumped 5,000 tonnes of a toxic heavy metal into a major tributary of Guangdong's Pearl River.

2 Sep 2011 - 12:00am

Traffic, not bridge, 'cause of pollution'

The Environmental Impact Assessment (EIA) Ordinance is neither toothless nor the only legislative tool available to protect Hong Kong's environment, the Court of Appeal heard yesterday.

24 Aug 2011 - 12:00am

Sharp decline in quality of sea water

Hot weather, heavy rainfall, pollution from the Pearl River and other unknown causes have been blamed for one of the worst declines in the quality of marine water last year.

22 Aug 2011 - 12:00am

Swimathon flattery-fest does nothing for river

It's been about a month since top officials in Guangzhou made their sixth annual swimathon across the Pearl River, all in the name of convincing the public of the government's winning battle against water pollution. Local residents and media are still relishing their favourite 'significant moments' from the event, few of which concern environmental protection.

13 Aug 2011 - 12:00am

Toxic threat part of life for river communities

Pollution in Songbai is just the tip of an iceberg of appalling industrial pollution on the Xiang River, environmental experts have warned.

17 Jun 2011 - 12:00am

Drought has Yangtze under siege

The drought that has affected the Yangtze River this year has had a serious impact on the environment, an official said yesterday.

The drought has dried up more than 1,333 hectares of wetland and threatens the survival of migratory birds, Vice-Minister of Environmental Protection Li Ganjie said.

4 Jun 2011 - 12:00am