India’s Forests to Carbon Storage surge by 2100

Context

According to a recent study by multiple institutes in Environmental Research: Climate (April 2026), it is proposed that by the year 2100, the amount of carbon stored in the forests of India might increase by almost a factor of four. Although it means that carbon sequestration has a huge potential, scientists caution that this is an indicator of a warming planet and not necessarily a positive development in the environment.

Key Findings of the Study:

• Carbon Stock Projections: Vegetation carbon is estimated to rise by 35%-97% by 2100, and is rising quickly after 2050. 
• Abnormal Regional Gains: The greatest proportional changes will be in semi- arid regions in states like Gujarat and Rajasthan, not in dense forest. 
• Drivers: The major drivers according to IITM researchers are increased CO2 and high precipitation. 
• Ecological Risks: Although it is in increased storage, greening arid regions can decrease the overall resilience of the ecosystem and undermine old and thick forests. 

Drivers of Carbon Biomass Increase

The doubling of carbon storage may not necessarily be due to increased forest cover, but it is the variation in the physiological behavior of the existing vegetation.

• CO2 Fertilization Effect: An increase in atmospheric carbon dioxide concentration serves as a fertilizer, boosting photosynthetic rate, and raising biomass production rates.
• Higher Precipitation: Climate models show increased rainfall in most regions of India, which will supply the moisture to support rapid growth in already water-constrained regions.
• Growth into Arid Zones: The analysis reveals a startling pattern in which desert and semi-arid areas (e.g., Rajasthan and Gujarat) are increasing the carbon biomass by a great proportion relative to other regions because of changes in rainfall distribution.

Ecological Vulnerabilities and Risks

• Ecosystem Instability: The current, sudden increase in growth due to heat and CO2 may result in weaker forest structures. These forests are more prone to outbreaks of pests and pathogens which flourish in warmer environments.
• The Wildfire Paradox: More fuel with more biomass. Together with warming climates and periodic droughts, the potential of intense forest fires grows and they can release decades of stored carbon into the atmosphere immediately.
• Nutrient constraints in the soil: Although CO2 and water can be in abundance, the deficiency in the necessary nutrients in the soil, such as nitrogen and phosphorus, may ultimately limit this growth, which can be easily overlooked in global climate models.

Implications for India’s Climate Goals (NDC)

• The Nationally Determined Contributions (NDC) of India contain the development of another carbon sink of 2.5 to 3 billion tonnes of CO2 equivalent by developing more forest and tree cover by the year 2030.
• Sequestration vs. Biodiversity: Not all high carbon storage is high biodiversity. Monoculture plantations may be effective carbon storage, but they cannot offer the ecosystem services of a natural, diverse forest.
• Resilience Planning: The research highlights the critical need for management to transition from planting trees to building resilience, making forests resistant to the extreme weather events of the 21st century.

Conclusion

The estimated doubling of Indian forest carbon by 2100 is a ray of hope in climate mitigation, yet a sobering reality of the rewriting of our natural ecosystems that has not been adequately documented. In the case of India, the issue is how to strike a balance between carbon sequestration and ecological health. These scientific projections have to be incorporated into sustainable forest management in order to preserve forests not only as carbon storage, but also as vibrant, living landscapes.

Source: The Hindu

UPSC Mains Practice Question

Q. How can forests help increase carbon storage and support India’s climate goals?

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