IFMAT-IV Report

productive than many other landowners including federal lands. This pattern may reflect the history of how lands were allocated, purchased and/or held during the 19th and 20th Century

(the “value” of the land in terms of soils and climate and associated species), as well as any loss or gain of productivity through sound management including

prescribed fire and multi-aged management approaches. IFMAT saw no evidence of recent loss of productivity on tribal lands, unlike National Forest

Age Class Distribution (years) – Eastern

35.0%

30.0%

25.0%

Tribal Industrial

20.0%

Other Federal Small Private State&Local USFS

15.0%

10.0%

5.0%

0.0%

0-19

20-39

40-59

60-79

80-99

100-199

>=200

Age Class Distribution (years) - Lake States

35.0%

30.0%

25.0%

Tribal Industrial

20.0%

Other Federal Small Private State&Local USFS

15.0%

10.0%

5.0%

0.0%

0-19

20-39

40-59

60-79

80-99

100-199

>=200

Age Class Distribution (years) - Northwest

10.0% 15.0% 20.0% 25.0% 30.0% 35.0% 40.0%

Tribal Industrial

Other Federal Small Private State&Local USFS

0.0% 5.0%

0-19

20-39

40-59

60-79

80-99

100-199

>=200

Age Class Distribution (years) - Southwest

60.0%

50.0%

Tribal Industrial

40.0%

Other Federal Small Private State&Local USFS

30.0%

20.0%

10.0%

0.0%

0-19

20-39

40-59

60-79

80-99

100-199

>=200

Figure B.3. A comparison of age class distribution across landowner categories by consolidated BIA regions; Forest Inventory and Analysis (FIA) data from 2021.

84 Assessment of Indian Forests and Forest Management in the United States

Made with FlippingBook interactive PDF creator