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Crushed stone is being spread across farms to capture carbon

What is Enhanced Rock Weathering (ERW)? Relevance : GS 3(Environment and Ecology) How It Works Effectiveness: What Studies Show Challenges in Measuring CO₂ Removal Other Environmental & Agricultural Benefits Risks & Limitations Carbon Credit Potential

Rising evaporative demand spotlights India’s data and research gap

What is Evaporative Demand? Relevance: GS 3(Environment and Ecology) Concept of ‘Thirstwave’ Coined by Kukal & Hobbins (2025):  Agricultural Implications Higher evaporative demand leads to: Measurement Tool: Standardised Short-Crop Evapotranspiration  India’s Historical Data & Contradictions  Recent Indian Research  Research and Policy Gaps India lacks:  Global South Vulnerability  Way Forward

What are flue gas desulphurisation units?

Introduction: Relevance : GS 3(Environment and Ecology) Common Types of FGD Technologies Why are SO₂ Emissions Harmful? Status of FGD Compliance in India Why is FGD Implementation Contentious? Expert Opinions on FGD Rollback Is There Any Alternative to FGDs? Conclusion

Targeted policy intervention to boost green mining vehicles

Context : Need for Policy Push for Green HEMMs Relevance : GS 3 ( Economy & Environment )   Green Mining Vehicles: Environmental Imperative Cost is a Major Barrier Recommended Policy Instruments Industry Outlook Need for Urgent Transition

How extracting and producing nickel can be made more sustainable

Background: Why Nickel Matters Relevance : GS 3(Minerals) Conventional Process: High Carbon Footprint New Methodology: Hydrogen Plasma-Based Extraction Advantages of Hydrogen Plasma Method Strategic Focus on Laterite Ores Relevance for India Challenges & Caveats Conclusion

Has the environmental crisis in India exacerbated?

India’s environmental crisis has worsened over the past decade, marked by rising emissions, biodiversity loss, and severe pollution. Despite global awareness, systemic issues and unsustainable development practices continue to deepen ecological damage. Relevance : GS 3(Environment and Ecology) Yes — significantly over the last decade. What are the major contributing factors? India’s Position in Global Context: What needs to be […]

Is global warming becoming a distraction?

On Global Mean Warming Thresholds Relevance : GS 3(Environment and Ecology) Flaws in Climate Models  Is Global Mean Warming a Distraction? Real Threat: Climate Disasters What Needs More Focus Instead? Tropics and Beyond: Equitable Action Needed Key Takeaway Climate risks are not predetermined — human agency and institutional preparedness determine the impact. ➤ Mitigation must continue, but resilience, adaptation, […]