Table 3 Sample-based assessment of the causes of IFL area reduction.
Total IFL
area reduction
(km2 × 103)
Number
of samples
(1 km2 each)
The IFL area reduction by proximate cause, km2 × 103 (standard error, km2 × 103)
WildfireTimber
harvesting
Agriculture and
pasture expansion
Mining, oil
and gas,
hydropower
Other transportation,
tourism
Africa101.3100077.5 (0.4)22.8 (0.4)01.0 (0.1)
Australia27.4506.6 (0.2)00.5 (0.1)17.6 (0.2)2.7 (0.1)
South America,
temperate
2.1500.5 (0.01)0.9 (0.01)000.7 (0.01)
South America,
tropical
321.53007.5 (0.3)68.1 (0.8)209.0 (0.9)28.4 (0.5)8.6 (0.3)
North America,
temperate and
southern boreal
83.38424.8 (0.4)56.6 (0.4)01.0 (0.1)1.0 (0.1)
North America,
northern boreal
101.211692.5 (0.3)008.7 (0.3)0
Northern Eurasia,
temperate and
southern boreal
112.111323.8 (0.4)60.0 (0.5)026.3 (0.4)2.0 (0.1)
Northern Eurasia,
northern boreal
69.58739.2 (0.4)1.6 (0.1)028.8 (0.4)0
Southeast Asia100.2100075.6 (0.4)22.6 (0.4)02.0 (0.1)