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Table 2 Drivers and their corresponding number of stems and AGC removals in zones of mainland Tanzania

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

Zone names Drivers Stems ha−1 yr−1 Stems % ha−1 yr−1 AGB tha−1 yr−1 AGC tCha−1 yr−1 AGC % tCha−1 yr−1
Central Charcoal 3.687 28.472 0.187 0.092 49.202
  Firewood collection 3.653 28.213 0.055 0.027 14.429
  Timber 1.334 10.303 0.046 0.023 12.215
  Shifting cultivation 1.808 13.961 0.042 0.020 10.969
  Natural death 0.693 5.351 0.027 0.013 7.131
  Fire 0.870 6.722 0.018 0.009 4.662
  Poles 0.820 6.332 0.003 0.001 0.787
  Grazing domestic 0.019 0.148 0.001 0.001 0.380
  Grazing wild 0.065 0.498 0.001 0.000 0.225
  Total 12.949 100 0.380 0.186 100
Eastern Timber 5.812 12.466 0.746 0.366 30.732
  Charcoal 11.014 23.625 0.655 0.321 26.979
  Natural death 7.904 16.954 0.405 0.198 16.670
  Shifting cultivation 5.151 11.050 0.189 0.092 7.772
  Firewood collection 8.157 17.497 0.178 0.087 7.337
  Poles 5.137 11.019 0.097 0.048 4.004
  Fire 1.022 2.193 0.079 0.039 3.258
  Grazing wild 2.201 4.722 0.069 0.034 2.844
  Carvings 0.199 0.426 0.010 0.005 0.396
  Grazing domestic 0.023 0.048 0.000 0.000 0.008
  Total 46.62 100 2.428 1.19 100
Lake Fire 0.515 6.604 0.089 0.044 33.115
  Poles 2.303 29.520 0.049 0.024 18.096
  Firewood collection 2.555 32.755 0.042 0.021 15.674
  Timber 0.379 4.862 0.035 0.017 13.031
  Charcoal 0.663 8.495 0.023 0.011 8.555
  Natural death 0.782 10.023 0.023 0.011 8.720
  Shifting cultivation 0.417 5.347 0.005 0.003 1.901
  Grazing wild 0.187 2.394 0.002 0.001 0.909
  Total 7.801 100 0.268 0.132 100
Northern Charcoal 8.040 21.454 0.331 0.162 22.579
  Shifting cultivation 13.459 35.915 0.324 0.159 22.145
  Timber 1.257 3.355 0.301 0.147 20.525
  Poles 6.117 16.325 0.209 0.102 14.248
  Natural death 4.459 11.898 0.166 0.081 11.301
  Firewood collection 2.881 7.688 0.103 0.05 7.006
  Fire 1.092 2.915 0.030 0.015 2.072
  Grazing wild 0.168 0.449 0.002 0.001 0.124
  Total 37.473 100 1.466 0.717 100
Southern highlands Natural death 2.397 25.501 0.332 0.163 59.949
  Poles 3.026 32.2 0.08 0.039 14.403
  Timber 0.649 6.908 0.075 0.037 13.576
  Firewood collection 2.294 24.407 0.052 0.026 9.44
  Shifting cultivation 0.621 6.61 0.008 0.004 1.401
  Grazing domestic 0.091 0.964 0.004 0.002 0.731
  Charcoal 0.258 2.741 0.002 0.001 0.421
  Grazing wild 0.063 0.67 0 0 0.079
  Total 9.399 100 0.553 0.272 100
Southern Fire 4.143 14.368 0.586 0.287 36.115
  Timber 2.149 7.455 0.304 0.149 18.729
  Shifting cultivation 7.009 24.309 0.293 0.144 18.049
  Natural death 7.122 24.7 0.183 0.09 11.257
  Poles 4.477 15.528 0.112 0.055 6.923
  Charcoal 0.885 3.07 0.064 0.031 3.916
  Firewood collection 1.54 5.342 0.048 0.024 2.961
  Grazing wild 0.884 3.067 0.019 0.01 1.199
  Carvings 0.311 1.078 0.011 0.006 0.702
  Grazing domestic 0.233 0.809 0.002 0.001 0.121
  Mining 0.079 0.273 0 0 0.028
  Total 28.832 100 1.622 0.797 100
Western Timber 1.782 11.582 0.163 0.08 27.946
  Shifting cultivation 5.317 34.564 0.127 0.062 21.766
  Natural death 1.592 10.348 0.073 0.036 12.584
  Firewood collection 1.866 12.128 0.065 0.032 11.195
  Charcoal 1.364 8.866 0.059 0.029 10.053
  Fire 0.922 5.993 0.059 0.029 10.169
  Poles 2.419 15.726 0.031 0.015 5.366
  Grazing domestic 0.025 0.163 0.005 0.002 0.794
  Grazing wild 0.097 0.632 0.001 0 0.128
  Total 15.384 100 0.583 0.285 100
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Carbon Balance and Management

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