The agreement will see the two nations working together to reduce their combined contribution to almost 40 per cent of global greenhouse gases

Permits renewed for research on several rice and corn strains, a move hailed by some scientists as a big step towards commercialisation

Capital considers whether to lower the pollution bar for emergency measures, including bans on car use in the city

Bad air affects the western reaches of the city more seriously than other areas, a report by an environmental group has found - and it may deteriorate further in the next decade.

More than 1,500 times the permitted level of heavy metal has been found in soil in China’s south-central Hunan province, according to an unofficial environmental study.

Plastic waste poses one of the biggest threats of pollution on Hong Kong's beaches, this year's International Coastal Clean-up programme has found.

Environment undersecretary Christine Loh Kung-wai said the city needed to understand its long-term preparedness and where the risks lay as the earth's atmosphere changed.

The air quality in Hong Kong is expected to worsen later today after pollution readings hit "very high" and "high" in various areas, the Environmental Protection Department (EPD) warned on Wednesda

Researchers from Britain, Canada and Hong Kong are conducting a three-dimensional study into air pollution and health. Photo: Sam Tsang

Beijing’s water supply will be increased by nearly 50 per cent when the latest section of the vast South-North Water Diversion Project enters operation, the Beijing News reported.