Essential Insights
- Strategic harvesting could store more carbon by 2100 than current restrictions, according to a model of China’s forests.
- Why? Cutting some trees earlier may prevent them dying and rotting, especially in aging forests.
- The plan could reduce tree-death losses by 6.7% and raise timber production by 38%.
- The projected 4.2% carbon-storage gain depends on harvested wood becoming durable products,soil effects and other uncertainties weren’t fully captured.
When cutting can help
Leaving every tree untouched may seem like the safest way to store carbon. Yet older forests can grow more slowly, while more trees die and release carbon as they decay.
A model of China’s forests points to another option: harvest some stands earlier, while leaving protected and fragile areas alone. By 2100, this approach could reduce tree deaths and store 4.2% more total carbon than current practices, the model estimates. That total includes carbon in long-lasting wood products, such as beams and furniture.
The carbon math has conditions
The plan would leave less wood standing in forests. Still, it could keep more carbon overall if harvested trees replace wood from other sources and become durable products—not paper or fuel.
That distinction matters. The model assumes wood use stays at 2020 levels. It also does not track how harvesting affects soil carbon, and it tests only one climate model. So the projected gain remains an estimate, not a measured result.
A tool, not a universal rule
China’s experience suggests that careful harvesting could meet some demand at home and reduce reliance on imported wood. However, other countries would need to test the approach against their own forests, wildlife needs and climate risks. Europe and North America also have aging forests, but the same results are not guaranteed.
For people, the larger lesson is practical: protecting nature does not always mean avoiding every intervention. The challenge is to weigh forests’ health against the wood people use—and make choices that leave future generations with both.
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