In the lush green hills of Northeast India, bamboo is far more than a plant. It is a symbol of culture, a livelihood resource, and increasingly, a natural ally in the fight against climate change. A recent study in Assam’s Dima Hasao district has revealed remarkable insights into how bamboo thrives under human disturbance and a changing climate, painting a complex but hopeful picture for the future of this versatile species. The study aimed to answer a simple yet challenging question: where exactly does bamboo grow in a landscape dominated by shifting cultivation, and what factors determine its spread? Shifting cultivation, or jhum, is a traditional practice in which patches of forest are cleared, burned, and used for farming before being left fallow. Such practices create constant disturbance, and while many plants struggle in these conditions, bamboo often seems to flourish.

To map the distribution of bamboo, the study used Sentinel-2 satellite images, combining seasonal snapshots from March and November to capture differences in vegetation patterns. With the help of machine learning, computer models were trained to recognize bamboo’s unique signature from space. Among the models tested, the Random Forest approach proved the most reliable, achieving nearly 88% accuracy. The study estimated that bamboo covers close to 1,962 km², about 40% of the district’s area (Fig. 1).

What emerged was a striking pattern. The study found that almost 80% of bamboo-rich areas had undergone high levels of disturbance, linked to shifting cultivation (Fig. 2a). Instead of being wiped out, bamboo thrived in these very landscapes. Its underground rhizomes can withstand fire and cutting, regenerating quickly to form dense thickets. Over time, bamboo becomes the dominant species in abandoned fields, turning degraded land into lush green cover. In ecological terms, the study confirmed bamboo’s role as a pioneer species, colonizing disturbed patches where other plants fail to establish.

The study also revealed how climate shapes bamboo distribution. Vapour pressure deficit was identified as the single most important factor (Fig. 2b). Bamboo preferred areas with low vapour pressure deficit, meaning moist air that minimizes water stress. Rainfall and minimum soil temperature followed as key influences, while air temperature and radiation had lesser effects. In simple words, bamboo thrives in humid, rainfall-rich environments, which explains its abundance in Northeast India.

These findings matter beyond the academic world. Bamboo is one of the fastest-growing plants on Earth and a powerful natural carbon sponge. Its ability to store carbon makes it a valuable asset for India, which has pledged to reach carbon neutrality by 2070. The study suggests that bamboo’s resilience to disturbance and its climatic preferences could guide policymakers in promoting it as a sustainable resource in shifting cultivation areas. Managed wisely, bamboo can provide livelihoods for local communities, support biodiversity, and contribute to global climate goals.

This research marks the first detailed attempt in Northeast India to link bamboo’s distribution with both human disturbance and climate using geospatial technology. It shows that while forests in the region face immense pressures, bamboo is not just surviving but thriving, turning disturbance into opportunity. In many ways, bamboo tells a story of resilience and adaptation—a story that offers valuable lessons for building a sustainable future in a changing world.

Fig. 1 (a) Spatial distribution of bamboo, and (b) Heatmap of Random Forest-based variable importance for all LULC classes, particularly the red box highlighting the bamboo class.

Fig. 2 (a) Spatial variation of the greatest disturbance detected every year from 1992-2022, and (b) Relative importance of climate variables in predicting bamboo distribution.

For further detailed insights, please refer to the following publication:

Tamang, M., Nandy, S., Srinet, R., Bhat, Y., Padalia, H., Nath, A.J., Das, A.K. and Singh, R.P. (2025). Impact of anthropogenic disturbance and climate on bamboo distribution in shifting cultivation landscapes of Northeast India. Scientific Reports, 15, 28290. https://doi.org/10.1038/s41598-025-13075-3