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Table 4 Drivers and their corresponding number of stems and AGC removals in ownership types of miombo woodlands in Mainland Tanzania

From: Effects of drivers and their variations on the number of stems and aboveground carbon removals in miombo woodlands of mainland Tanzania

Ownership types Drivers Stems ha−1 yr− Stems % ha−1 yr−1 AGB tha−1 yr−1 AGC tCha−1 yr−1 AGC % tCha−1 yr−1
Central Government Timber 0.507 10.511 0.114 0.056 26.306
Natural death 1.503 31.143 0.103 0.050 23.651
Fire 0.695 14.409 0.079 0.039 18.124
Charcoal 0.284 5.888 0.037 0.018 8.604
Grazing wild 0.561 11.617 0.037 0.018 8.467
Firewood collection 0.331 6.851 0.026 0.013 6.040
Poles 0.551 11.406 0.020 0.010 4.652
Shifting cultivation 0.372 7.704 0.016 0.008 3.792
Carvings 0.011 0.218 0.001 0.000 0.232
Grazing domestic 0.012 0.254 0.001 0.000 0.132
Total 4.827 100 0.434 0.213 100
Local Government Natural death 1.684 23.388 0.310 0.152 33.885
Charcoal 1.738 24.134 0.217 0.106 23.743
Timber 0.988 13.719 0.210 0.103 23.032
Firewood collection 2.315 32.141 0.140 0.068 15.288
Fire 0.225 3.128 0.031 0.015 3.446
Shifting cultivation 0.118 1.634 0.004 0.002 0.471
Poles 0.106 1.476 0.001 0.000 0.080
Grazing domestic 0.019 0.269 0.000 0.000 0.054
Grazing wild 0.008 0.111 0.000 0.000 0.002
Total 7.201 100 0.914 0.448 100
Village land Fire 1.000 7.911 0.315 0.154 22.305
Timber 0.841 6.654 0.278 0.136 19.694
Natural death 2.000 15.815 0.227 0.111 16.082
Charcoal 1.363 10.779 0.177 0.087 12.550
Shifting cultivation 3.038 24.024 0.160 0.079 11.366
Poles 2.337 18.479 0.122 0.060 8.678
Firewood collection 1.755 13.882 0.115 0.056 8.156
Grazing wild 0.170 1.347 0.008 0.004 0.564
Carvings 0.066 0.522 0.004 0.002 0.300
Grazing domestic 0.063 0.499 0.004 0.002 0.288
Mining 0.011 0.087 0.000 0.000 0.017
Total 12.645 100 1.411 0.691 100
Private Land Shifting cultivation 11.128 59.113 1.102 0.540 60.139
  Charcoal 2.466 13.101 0.355 0.174 19.388
  Timber 0.625 3.320 0.135 0.066 7.344
  Firewood collection 1.913 10.160 0.116 0.057 6.348
  Poles 1.991 10.577 0.059 0.029 3.216
  Natural death 0.374 1.987 0.046 0.023 2.517
  Fire 0.278 1.478 0.016 0.008 0.872
  Pole 0.033 0.175 0.003 0.001 0.167
  Grazing wild 0.016 0.088 0.000 0.000 0.009
  Total 18.825 100 1.832 0.898 100
General land Timber 1.577 13.068 0.807 0.395 48.146
  Natural death 2.719 22.537 0.247 0.121 14.754
  Charcoal 2.163 17.925 0.226 0.111 13.470
  Fire 1.911 15.838 0.155 0.076 9.268
  Shifting cultivation 1.308 10.839 0.086 0.042 5.127
  Poles 0.854 7.080 0.085 0.042 5.059
  Carvings 0.256 2.124 0.034 0.017 2.056
  Firewood collection 0.721 5.976 0.027 0.013 1.586
  Grazing wild 0.260 2.153 0.006 0.003 0.344
  Grazing domestic 0.297 2.461 0.003 0.002 0.191
  Total 12.065 100 1.675 0.821 100
Unknown Firewood collection 1.051 68.394 0.010 0.005 69.823
  Natural death 0.486 31.606 0.004 0.002 30.177
  Total 1.536 100 0.014 0.007 100
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Carbon Balance and Management

ISSN: 1750-0680

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