A state of emergency was announced in 2005 at Port Klang as the Air Pollution Index (API) went above 500.[1] Malaysia has worked with the Indonesian authorities to help curb peat fires.[2] Malaysia and Indonesia, together with other members of the ASEAN community, signed the ASEAN Agreement on Transboundary Haze Pollution in 2002 as a result of a 1997 haze.[3]