Africa · city reports
Trees & air quality in Sierra Leone
How much tree cover Sierra Leone's major cities have, what their air quality is right now, and how many more trees each one needs. Every report covers the same 2 km area, so the cities compare like for like.
- Cities tracked
- 5
- National forest cover
- 34.3%vs 30% target
- Worst air right now
- Tower HillAQI 36
5 cities in Sierra Leone
Freetown
2 km around Tower Hill
Tree cover
2%
54.9K
trees needed
to reach 30%
Kenema
2 km around Kenema
Tree cover
30%
None
trees needed
Healthy tree cover
Bo
2 km around Bo
Tree cover
24%
18.7K
trees needed
to reach 30%
Koidu
2 km around Koidu
Tree cover
40%
None
trees needed
Healthy tree cover
Makeni
2 km radius
Sierra Leone as a whole
34.3% of Sierra Leone was forested as of 2023, against a 30% benchmark. That already clears the benchmark — the city reports above show where cover is still thin locally. Source: World Bank (FAO).
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