The haze enveloping the Klang Valley, the northern states in the peninsula, Malacca and Negeri Sembilan, is caused by trans-border smoke pollution from the fires in Sumatra, Indonesia.
The haze enveloping the Klang Valley, the northern states in the peninsula, Malacca and Negeri Sembilan, is caused by trans-border smoke pollution from the fires in Sumatra, Indonesia.