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Climate change is increasingly understood not only as an environmental problem but as a threat multiplier: it sharpens existing stresses over water, food, land and migration, raises the frequency of disasters, and can destabilise fragile regions and borders. How should a security establishment, and the forces that staff it, prepare for a threat that arrives as weather rather than as an enemy?
- The scientific anchor is the Intergovernmental Panel on Climate Change (IPCC), whose assessment reports document warming, sea-level rise, glacial retreat and intensifying extreme events. The policy anchor is the UNFCCC (1992) and the Paris Agreement (2015), which set the goal of holding warming well below 2° Celsius and pursuing 1.5°.
- India's commitments: at COP26 (Glasgow, 2021) India announced the "Panchamrit" pledges and a target of net-zero by 2070, alongside its updated Nationally Determined Contributions (reducing the emissions intensity of GDP and raising the non-fossil share of installed power capacity; verify the latest NDC figures). Domestic policy runs through the National Action Plan on Climate Change (2008) and its eight missions.
- The security linkages relevant to India:
- Himalayan glacial melt and glacial-lake outburst floods threaten downstream populations and infrastructure, and complicate operations along the high-altitude China frontier where the ITBP is deployed.
- Water stress over shared rivers (within India and across borders) can sharpen disputes.
- Sea-level rise and cyclones threaten the long coastline, island territories and coastal infrastructure, a concern for coastal security and the Coast Guard.
- Climate-driven displacement can pressure borders and host regions, linking to migration and the burden on frontier States.
- More frequent disasters raise the operational load on the NDRF and the parent CAPFs.
- Global recognition: the UN Security Council and many militaries now treat climate as a security planning factor; India stresses that climate action must be equitable and respect common but differentiated responsibilities.
For treating climate as a security issue
- Ignoring the security dimension leaves the state unprepared for disasters, resource conflicts and migration that climate will intensify; planning, infrastructure and force readiness must account for it.
- The uniformed forces are already on the front line of climate impacts, in disaster response, in high-altitude and coastal deployment, so the link is operational, not theoretical.
The caution against over-securitising climate
- Framing climate primarily as a security threat can militarise a problem whose real solutions are developmental and diplomatic (mitigation, adaptation, finance, technology), and can be used to justify hard borders against climate migrants rather than humane responses.
- For a developing country, the priority remains equitable mitigation and adaptation finance under common but differentiated responsibilities, not a defence-led framing that lets historical emitters off the hook.
The balanced response integrates climate into security planning without militarising the problem. Mainstream climate-risk assessment into national-security and disaster planning; invest in adaptation and resilient infrastructure (early-warning systems, glacial-lake monitoring, coastal protection); build the NDRF and SDRF capacity for a higher disaster tempo; manage shared-water and migration stresses through cooperation and law rather than walls; and pursue ambitious but equitable mitigation, holding developed countries to their finance and technology commitments. Climate security is achieved less by the soldier than by the engineer, the planner and the diplomat, with the forces as the resilience of last resort.
The next threat to India's security may cross no border and carry no weapon; it may arrive as a receding glacier, a failed monsoon or a rising sea. A wise state prepares for the enemy it can see and the climate it cannot stop, treating resilience as a part of national defence and equity as the price of a liveable planet.
Thesis to adapt: Climate change is a threat multiplier that security planning must absorb, but its solutions lie chiefly in equitable mitigation, adaptation and cooperation, not in militarisation.