Kuala Lampur, May 12 -- GEORGE TOWN, May 12 - The longstanding pollution issue in Sungai Kereh in Kampung Selamat, Seberang Perai Utara, is caused by multiple factors such as agricultural activities, drainage systems and waste discharge from various sources.

State local government and town and country planning committee chairman H'ng Mooi Lye said the pollution was not only caused by pig farming activities.

"The pollution issue in Kampung Selamat is multi-factorial and not solely caused by livestock activities, but also includes agricultural activities, waste discharge, drainage systems and other environmental factors under the jurisdiction of various agencies," he said in reply to an oral question by Mohd Sobri Saleh (PAS-Permatang Ber...