malaysian environment statistics

forest reserves area, annually

for the latest 20 years of data

source: forestry department of peninsular malaysia (jpsm), department of statistics malaysia (dosm)

the forest reserves area in malaysia has shown a declining trend from 2003 to 2019, with a slight recovery in 2020. notable decreases occurred in 2017 and 2019, with the area dropping to approximately 12.3 million hectares.

forest reserves area proportion, annually

for the latest 20 years of data

source: forestry department of peninsular malaysia (jpsm), department of statistics malaysia (dosm)

the proportion of forest reserves in malaysia has shown a declining trend from 39.59% in 2003 to 37.45% in 2021, with a notable drop in 2018 and 2019. the data indicates a gradual decrease, particularly after 2017.

latest forest reserves area by state

as of january 2021

source: forestry department of peninsular malaysia (jpsm), department of statistics malaysia (dosm)

sabah and sarawak dominate malaysia's forest reserves, with areas of 3,574,468 ha and 3,964,880 ha respectively. in contrast, kuala lumpur and putrajaya show negligible forest reserves, highlighting significant regional disparities.

carbon monoxide (CO) concentration, monthly

for the latest 36 months of data

source: department of environment malaysia (doe)

carbon monoxide (co) concentration showed a general decline from early 2020, with a notable spike in december 2020 (0.62). the trend stabilised around 0.5-0.6 in 2021, reflecting potential impacts from the mco lockdowns in march 2020.

particulate matter (PM) concentration, monthly

for the latest 36 months of data

source: department of environment malaysia (doe)

pm10 levels showed a general decline from early 2020, with notable spikes in february 2021 and february 2022. the drop in april 2020 aligns with the mco lockdown, impacting air quality positively. pm2.5 levels remained relatively stable with minor fluctuations.

access to treated water by strata, annually

for the latest 20 years of data

source: department of statistics malaysia (dosm)

access to treated water shows a steady increase in urban areas, peaking at 97.5% in 2021, while rural access improved to 92.3% in 2022. notable declines occurred in rural access during 2007 and 2020, likely influenced by economic factors.

access to treated water by state, annually

for the latest 20 years of data

source: department of statistics malaysia (dosm)

access to treated water has remained consistently high in most states, with notable anomalies in kelantan and sabah, where levels are significantly lower. the increase in sabah's access in 2022 may reflect ongoing infrastructure improvements.

water production by state, annually

for the latest 20 years of data, w.p. kuala lumpur and w.p. putrajaya are subsumed under selangor

source: department of statistics malaysia (dosm)

water production in selangor consistently leads, peaking at 5,116 million litres in 2022. notable increases in sarawak and johor are observed, while kelantan remains significantly lower, with only 517 million litres in 2022.