🌿 Carbon Sequestration Calculator

Indonesia's Path to Net Zero 2050 | IPCC 2006 Tier 1 Methodology

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Quick Scenarios

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Emission Targets

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Current Indonesia Forest Areas

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IPCC Tier 1 Rates

Select scenarios to compare on charts. Risk accounts for fires, pests, drought, etc.

Annual loss of existing forest sequestration capacity (deforestation, degradation)

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Time Parameters

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Results Summary

✓ Feasible
704
Total Reduction (MtCO₂e)
422
From Sequestration (MtCO₂e)
3,941,126
New Reforestation Needed (ha)
20
Years
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Land Forest Reforestation

✓ Feasible
3,152,901
New Planting Needed (ha)
120,343,230
Current Forest (ha)
2.6%
Utilization
11.0
Rate (tCO₂/ha/yr)
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Coastal/Mangrove Restoration

✓ Feasible
788,225
New Restoration Needed (ha)
5,321,321
Current Coastal (ha)
14.8%
Utilization
13.0
Rate (tCO₂/ha/yr)
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Scenario Comparison

Recommended: Conservative - achieves target with lowest land utilization

Scenario Total Area (ha) Forest % Coastal % Status
Conservative 3,974,209 3.0% 7.5% ✓
Balanced 3,941,126 2.6% 14.8% ✓
Coastal-Optimized 3,909,184 2.3% 22.0% ✓
Full Biomass 3,440,781 2.3% 12.9% ✓
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Current vs Required Area by Risk

Gray = Current area | 🟢 Optimistic | 🟡 Moderate | 🔴 Pessimistic

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Reforestation Trajectory (2030-2050)

Cumulative area growth by risk scenario: 🟢 Optimistic | 🟡 Moderate | 🔴 Pessimistic

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Risk Scenario Comparison - Stacked Area Needed

🟢 Optimistic (0% risk) | 🟡 Moderate (20% risk) | 🔴 Pessimistic (40% risk) — Stacked: Forest + Coastal

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Emissions Reduction Trajectory

Projected emissions decline from 2030 to 2050 with sequestration contribution

📚 Want to understand the calculations?

Learn about the IPCC methodology, formulas, and assumptions behind this calculator.

View Methodology & Theory