As the transport ministry forges ahead with plans for a controversial second Jeju airport on the crowded island, locals appeal directly to the president.
The US Army is due to leave USAG Yongsan, its base in the heart of Seoul, next year. But who will foot the huge clean up bill for the pollution it leaves?
South Korean campaigners have won a legal battle to obtain details of groundwater pollution on the US military base at Yongsan. The data is troubling.