Q. The world is entering an era of climate "overshoot", where the 1.5°C threshold may be temporarily exceeded. Examine its implications for...

Q. The world is entering an era of climate "overshoot", where the 1.5°C threshold may be temporarily exceeded. Examine its implications for India’s climate action, particularly in balancing mitigation and adaptation. (15 marks 250 Words)

Question

Q. The world is entering an era of climate "overshoot", where the 1.5°C threshold may be temporarily exceeded. Examine its implications for India’s climate action, particularly in balancing mitigation and adaptation. (15 marks 250 Words)

Model Answer

Q. The world is entering an era of climate "overshoot", where the 1.5°C threshold may be temporarily exceeded. Examine its implications for India’s climate action, particularly in balancing mitigation and adaptation. (15 marks 250 Words)

Paper

GS III

Subject

Environment

Syllabus as Per Notification

Conservation, Environmental Pollution and Degradation, Environmental Impact Assessment.

Topic

Climate Overshoot and its Implications for India

Approach:

Introduction

Introduce with the meaning of “Climate Overshoot” in the context of UNEP report.

Body

Explain the Climate Overshoot: A New Climate Reality for the context

Implications of Climate Overshoot for India

Intensification of Extreme Weather Events, Food and Agricultural Insecurity, Himalayan and Water Security Risks, Coastal and Ecological Stress.

Balancing Mitigation and Adaptation

Accelerating Clean Energy and Sustainable Lifestyles, Promoting Climate-Smart Agriculture with Low-Carbon Practices, Utilising Ecosystems as a Dual Climate Solution, Building Low-Carbon and Heat-Resilient Cities, Climate-Proof Infrastructure and Development.

Conclusion

Conclude by emphasising the journey towards Viksit Bharat@2047 and Net Zero by 2070 should reflect a green and inclusive development path to mitigate Climate Overshoot.

Context

UNEP report says world will overshoot 1.5°C climate target temporarily.

Introduction

“Climate overshoot” refers to a scenario in which global warming temporarily exceeds the Paris Agreement 1.5°C threshold before being brought down through deep emission reductions and carbon removal measures. UNEP's Limiting Overshoot report notes that under current policies, a temporary exceedance of 1.5°C is now widely assessed as unavoidable, making the challenge one of limiting the magnitude and duration of overshoot

Body

Climate Overshoot: A New Climate Reality

Temporary Exceedance: Overshoot involves exceedance → peak warming → eventual temperature decline.

Every Fraction of a Degree Matters: The higher the peak and longer the duration of overshoot, the greater the risks to ecosystems, economies and vulnerable communities, including irreversible thresholds and adaptation limits.

Managing the Overshoot Pathway: UNEP advocates an “Overshoot–Peak–Decline” pathway, combining rapid emission reductions with adaptation and resilience, while responsibly governed carbon removal can support an eventual return towards 1.5°C.

Mitigation Cannot Be Deferred: Carbon removal should complement, not substitute, deep near-term emission cuts, as every fraction of warming avoided reduces future climate risks.

Thus, Overshoot is not a reason for climate resignation, but a call for accelerated mitigation and adaptation.

Implications of Climate Overshoot for India’s Climate Action

Intensification of Extreme Weather Events

Higher peak warming can intensify heatwaves, extreme rainfall, floods and cyclones, increasing disaster and infrastructure risks.

Example:IMD heatwave outlook of 2026 flagged above-normal heatwave days across several States, while Assam floods highlighted the risk of extreme rainfall and large-scale displacement.

Food and Agricultural Insecurity

Erratic rainfall, prolonged dry spells and extreme floods can reduce crop yields, damage farmland and increase irrigation stress, particularly for small farmers.

Example: By early August 2026, weak El Nino conditions contributed to an overall monsoon rainfall deficit, with widespread regional deficiencies and moisture stress affecting rain-fed crops.

Himalayan and Water Security Risks

Rising temperatures can accelerate glacier instability, increase GLOF and flash-flood risks and disrupt critical water and hydropower infrastructure.

Example: Recent flash floods in the Nepal–Tibet Himalayas highlighted escalating glacial and flash-flood risks across the Hindu Kush Himalayan region.

Coastal and Ecological Stress

Warmer oceans and rising seas can intensify coastal erosion, flooding, salinisation and ecosystem degradation, threatening fisheries and coastal livelihoods.

Example:INCOIS specialised El Nino bulletin flagged marine thermal stress and potential coral bleaching in the Indian Ocean, highlighting risks to fisheries and coastal ecosystems.

Balancing Mitigation and Adaptation

Accelerating Clean Energy and Sustainable Lifestyles

Expanding renewables, storage, green hydrogen and energy efficiency towards Net Zero 2070, while promoting Mission LiFE for sustainable consumption and resource efficiency.

Example: India crossed 300 GW of non-fossil capacity, while PM-KUSUM solarised 10 lakh+ standalone and 13 lakh grid-connected pumps, combining decarbonisation with farm-energy.

Promoting Climate-Smart Agriculture with Low-Carbon Practices

Scaling up climate-resilient seeds, micro-irrigation, soil management and efficient fertiliser use to simultaneously improve resilience and reduce resource/energy intensity.

Example:NICRA (National Innovations in Climate Resilient Agriculture) promotes climate-resilient farming, while PMKSY micro-irrigation improves water and energy efficiency.

Utilising Ecosystems as a Dual Climate Solution

Restoring mangroves, wetlands and forests to enhance carbon sinks while providing natural protection against floods, cyclones, erosion and heat.

Example:MISHTI combines mangrove restoration with coastal protection, carbon sequestration and livelihood support, illustrating adaptation–mitigation co-benefits.

Building Low-Carbon and Heat-Resilient Cities

Combining public transport, EVs, energy-efficient buildings and waste management with heat-action plans, urban drainage and green-blue infrastructure.

Example: Ahmedabad Heat Action Plan shows how early warning, preparedness and public-health measures can reduce heat vulnerability.

Climate-Proof Infrastructure and Development

Mainstream climate-risk assessments into infrastructure planning so that investments remain functional under future climate extremes while supporting low-carbon development.

Example: India's Coalition for Disaster Resilient Infrastructure (CDRI) promotes resilient infrastructure, shifting from post-disaster reconstruction to anticipatory resilience.

Conclusion

Climate overshoot should not mark the end of the 1.5°C ambition, but a test of humanity capacity for foresight. For India, the journey towards Viksit Bharat@2047 and Net Zero by 2070 should reflect a green and inclusive development path, ensuring that today’s growth does not harm the environment or limit the opportunities of future generations.