Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Current Affairs for UPSC

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Disaster and Disaster Management

Four trends redefining the North Indian Ocean’s storm cycle, Pg11

North Indian Ocean storm patterns redefined: Decreased frequency, intensified severity, Arabian Sea surge, and seasonality shift observed.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Disaster and Disaster Management

25 Dec, 2025

Four trends redefining the North Indian Ocean’s storm cycle, Pg11

North Indian Ocean storm patterns redefined: Decreased frequency, intensified severity, Arabian Sea surge, and seasonality shift observed.

25 Dec, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation

Southern Ocean carbon ‘anomaly’ reveals what models can still miss, Pg2

Southern Ocean defies climate models by absorbing more CO2 due to increased freshwater stratification masking carbon-rich upwelling, but this may be temporary.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation

22 Dec, 2025

Southern Ocean carbon ‘anomaly’ reveals what models can still miss, Pg2

Southern Ocean defies climate models by absorbing more CO2 due to increased freshwater stratification masking carbon-rich upwelling, but this may be temporary.

22 Dec, 2025

Poverty and Developmental Issues Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Health Sector

Heat, humidity combo poses higher stunting risk in S. Asia, Pg11

South Asia faces alarming rise in child stunting due to combined heat and humidity, potentially affecting 30-37 lakh children by 2050.

Poverty and Developmental Issues Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Health Sector

21 Dec, 2025

Heat, humidity combo poses higher stunting risk in S. Asia, Pg11

South Asia faces alarming rise in child stunting due to combined heat and humidity, potentially affecting 30-37 lakh children by 2050.

21 Dec, 2025

Inclusive Growth Poverty and Developmental Issues Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Disaster and Disaster Management

The long path from wreckage to recovery, Pg9

Cyclone Ditwah devastates Sri Lanka, exacerbating economic crisis and disproportionately impacting marginalized Malaiyaha Tamils; recovery efforts complicated by IMF austerity measures.

Inclusive Growth Poverty and Developmental Issues Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Disaster and Disaster Management

20 Dec, 2025

The long path from wreckage to recovery, Pg9

Cyclone Ditwah devastates Sri Lanka, exacerbating economic crisis and disproportionately impacting marginalized Malaiyaha Tamils; recovery efforts complicated by IMF austerity measures.

20 Dec, 2025

Urbanization, Problems and Remedies Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Disaster and Disaster Management

Climate change, deforestation worsened impact of SE Asia cyclones, Pg18

Deforestation and urbanization amplified cyclone-induced floods in Southeast Asia, causing 1,600 deaths and billions in economic losses.

Urbanization, Problems and Remedies Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Disaster and Disaster Management

17 Dec, 2025

Climate change, deforestation worsened impact of SE Asia cyclones, Pg18

Deforestation and urbanization amplified cyclone-induced floods in Southeast Asia, causing 1,600 deaths and billions in economic losses.

17 Dec, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Government policies and interventions for development in various sectors Conservation, Pollution and Degradation

Air severe, all classes except 10 & 12 to go hybrid in Delhi-NCR, 50% office staff will work from home, Pg4

Delhi-NCR chokes as AQI hits 'Severe' levels; GRAP 4 enforced, schools switch to hybrid, 50% work from home implemented.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Government policies and interventions for development in various sectors Conservation, Pollution and Degradation

14 Dec, 2025

Air severe, all classes except 10 & 12 to go hybrid in Delhi-NCR, 50% office staff will work from home, Pg4

Delhi-NCR chokes as AQI hits 'Severe' levels; GRAP 4 enforced, schools switch to hybrid, 50% work from home implemented.

14 Dec, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Important International Institutions, Agencies and Fora Conservation, Pollution and Degradation

EU scientists say 2025 set to be second or third warmest year, PgII

EU scientists confirm 2025 as potentially second or third warmest year, surpassing pre-industrial levels by 1.5°C.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Important International Institutions, Agencies and Fora Conservation, Pollution and Degradation

11 Dec, 2025

EU scientists say 2025 set to be second or third warmest year, PgII

EU scientists confirm 2025 as potentially second or third warmest year, surpassing pre-industrial levels by 1.5°C.

11 Dec, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation Disaster and Disaster Management

Belém to Copernicus, the climate challenge, Pg10

Copernicus data reveals alarming breach of 1.5°C threshold, signaling urgent need for COP30 climate action and resilience funding.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation Disaster and Disaster Management

11 Dec, 2025

Belém to Copernicus, the climate challenge, Pg10

Copernicus data reveals alarming breach of 1.5°C threshold, signaling urgent need for COP30 climate action and resilience funding.

11 Dec, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Infrastructure: Energy, Ports, Roads, Airports, Railways etc.

Why is volcanic ash a safety concern for flights?, Pg10

Ethiopia's Hayli Gubbi volcano eruption disrupts air travel; DGCA issues safety advisory amid ash cloud concerns for aircraft engines.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Infrastructure: Energy, Ports, Roads, Airports, Railways etc.

4 Dec, 2025

Why is volcanic ash a safety concern for flights?, Pg10

Ethiopia's Hayli Gubbi volcano eruption disrupts air travel; DGCA issues safety advisory amid ash cloud concerns for aircraft engines.

4 Dec, 2025

Urbanization, Problems and Remedies Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Disaster and Disaster Management

The climate is breaching the wall of urban metrics, Pg8

Urban liveability indices fail to account for climate risks, disproportionately impacting vulnerable populations in developing Asian cities during extreme weather events.

Urbanization, Problems and Remedies Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Disaster and Disaster Management

4 Dec, 2025

The climate is breaching the wall of urban metrics, Pg8

Urban liveability indices fail to account for climate risks, disproportionately impacting vulnerable populations in developing Asian cities during extreme weather events.

4 Dec, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

Ditwah: How are tropical cyclones named?, Pg17

Cyclone Ditwah weakens near Tamil Nadu; WMO/ESCAP's rotational naming system ensures politically neutral, easy-to-pronounce cyclone names, Ditwah submitted by Yemen.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

1 Dec, 2025

Ditwah: How are tropical cyclones named?, Pg17

Cyclone Ditwah weakens near Tamil Nadu; WMO/ESCAP's rotational naming system ensures politically neutral, easy-to-pronounce cyclone names, Ditwah submitted by Yemen.

1 Dec, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones India and its Neighbourhood Relations Disaster and Disaster Management

India's 'Operation Sagar Bandhu' to assist neighbour, Pg14

India initiates 'Operation Sagar Bandhu,' dispatching INS Vikrant and INS Udalgiri with aid to cyclone-hit Sri Lanka, facing unprecedented disaster.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones India and its Neighbourhood Relations Disaster and Disaster Management

29 Nov, 2025

India's 'Operation Sagar Bandhu' to assist neighbour, Pg14

India initiates 'Operation Sagar Bandhu,' dispatching INS Vikrant and INS Udalgiri with aid to cyclone-hit Sri Lanka, facing unprecedented disaster.

29 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

Hayli Gubbi eruption: Why some volcanoes eject lava, others spew smoke and ash, Pg17

Hayli Gubbi volcano erupts after 12,000 years; eruption type determined by magma viscosity and silica content.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

27 Nov, 2025

Hayli Gubbi eruption: Why some volcanoes eject lava, others spew smoke and ash, Pg17

Hayli Gubbi volcano erupts after 12,000 years; eruption type determined by magma viscosity and silica content.

27 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Infrastructure: Energy, Ports, Roads, Airports, Railways etc.

Hayli Gubbi: Why volcanic ash is dangerous for aircraft, Pg15

Ethiopia's Hayli Gubbi volcano eruption disrupts global air travel; DGCA issues safety advisory due to volcanic ash hazards.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Infrastructure: Energy, Ports, Roads, Airports, Railways etc.

26 Nov, 2025

Hayli Gubbi: Why volcanic ash is dangerous for aircraft, Pg15

Ethiopia's Hayli Gubbi volcano eruption disrupts global air travel; DGCA issues safety advisory due to volcanic ash hazards.

26 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Infrastructure: Energy, Ports, Roads, Airports, Railways etc.

India braces for disruption of air travel after Ethiopia’s Hayli Gubbi volcano erupts, Pg12

Volcanic ash from Ethiopia's Hayli Gubbi eruption threatens Indian air travel; DGCA issues safety advisories, potential disruptions loom across central and northeast India.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Infrastructure: Energy, Ports, Roads, Airports, Railways etc.

25 Nov, 2025

India braces for disruption of air travel after Ethiopia’s Hayli Gubbi volcano erupts, Pg12

Volcanic ash from Ethiopia's Hayli Gubbi eruption threatens Indian air travel; DGCA issues safety advisories, potential disruptions loom across central and northeast India.

25 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Infrastructure: Energy, Ports, Roads, Airports, Railways etc.

Volcano erupts in Ethiopia after 10,000 years, smoke reaches India, Pg2

Ethiopia's Hayli Gubbi volcano erupts after 10,000 years, disrupting flights as ash cloud reaches India via Rajasthan.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Infrastructure: Energy, Ports, Roads, Airports, Railways etc.

25 Nov, 2025

Volcano erupts in Ethiopia after 10,000 years, smoke reaches India, Pg2

Ethiopia's Hayli Gubbi volcano erupts after 10,000 years, disrupting flights as ash cloud reaches India via Rajasthan.

25 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

Semeru erupts: What causes volcanic eruptions? Why are some more explosive?, Pg16

Mount Semeru erupts in Indonesia, spewing volcanic ash; eruption explosivity depends on magma composition and gas escape.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

21 Nov, 2025

Semeru erupts: What causes volcanic eruptions? Why are some more explosive?, Pg16

Mount Semeru erupts in Indonesia, spewing volcanic ash; eruption explosivity depends on magma composition and gas escape.

21 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Conservation, Pollution and Degradation Disaster and Disaster Management

India 9th among countries worst hit by climate disasters in last 30 yrs: Report, Pg9.

India ranks 9th globally in climate disaster impact over 30 years, facing 430 extreme events costing $170 billion.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Conservation, Pollution and Degradation Disaster and Disaster Management

13 Nov, 2025

India 9th among countries worst hit by climate disasters in last 30 yrs: Report, Pg9.

India ranks 9th globally in climate disaster impact over 30 years, facing 430 extreme events costing $170 billion.

13 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation

What’s the latest in climate science?, PgII

Global temperatures surge, sea levels rise, and tipping points loom as climate change accelerates, threatening ecosystems and economies worldwide.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation

10 Nov, 2025

What’s the latest in climate science?, PgII

Global temperatures surge, sea levels rise, and tipping points loom as climate change accelerates, threatening ecosystems and economies worldwide.

10 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

Monsoon Beats a Menacing Retreat in Marathwada, Pg 4.

The drought-prone region of Marathwada (Maharashtra) experienced unprecedented heavy rainfall this monsoon, causing floods, crop destruction, and severe economic distress among marginal farmers, who form nearly 75% of the region’s farming population.

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

9 Nov, 2025

Monsoon Beats a Menacing Retreat in Marathwada, Pg 4.

The drought-prone region of Marathwada (Maharashtra) experienced unprecedented heavy rainfall this monsoon, causing floods, crop destruction, and severe economic distress among marginal farmers, who form nearly 75% of the region’s farming population.

9 Nov, 2025

Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones

Four trends redefining the North Indian Ocean’s storm cycle, Pg11

Four trends redefining the North Indian Ocean’s storm cycle, Pg11

Southern Ocean carbon ‘anomaly’ reveals what models can still miss, Pg2

Southern Ocean carbon ‘anomaly’ reveals what models can still miss, Pg2

Heat, humidity combo poses higher stunting risk in S. Asia, Pg11

Heat, humidity combo poses higher stunting risk in S. Asia, Pg11

The long path from wreckage to recovery, Pg9

The long path from wreckage to recovery, Pg9

Climate change, deforestation worsened impact of SE Asia cyclones, Pg18

Climate change, deforestation worsened impact of SE Asia cyclones, Pg18

Air severe, all classes except 10 & 12 to go hybrid in Delhi-NCR, 50% office staff will work from home, Pg4

Air severe, all classes except 10 & 12 to go hybrid in Delhi-NCR, 50% office staff will work from home, Pg4

EU scientists say 2025 set to be second or third warmest year, PgII

EU scientists say 2025 set to be second or third warmest year, PgII

Belém to Copernicus, the climate challenge, Pg10

Belém to Copernicus, the climate challenge, Pg10

Why is volcanic ash a safety concern for flights?, Pg10

Why is volcanic ash a safety concern for flights?, Pg10

The climate is breaching the wall of urban metrics, Pg8

The climate is breaching the wall of urban metrics, Pg8

Ditwah: How are tropical cyclones named?, Pg17

Ditwah: How are tropical cyclones named?, Pg17

India's 'Operation Sagar Bandhu' to assist neighbour, Pg14

India's 'Operation Sagar Bandhu' to assist neighbour, Pg14

Hayli Gubbi eruption: Why some volcanoes eject lava, others spew smoke and ash, Pg17

Hayli Gubbi eruption: Why some volcanoes eject lava, others spew smoke and ash, Pg17

Hayli Gubbi: Why volcanic ash is dangerous for aircraft, Pg15

Hayli Gubbi: Why volcanic ash is dangerous for aircraft, Pg15

India braces for disruption of air travel after Ethiopia’s Hayli Gubbi volcano erupts, Pg12

India braces for disruption of air travel after Ethiopia’s Hayli Gubbi volcano erupts, Pg12

Volcano erupts in Ethiopia after 10,000 years, smoke reaches India, Pg2

Volcano erupts in Ethiopia after 10,000 years, smoke reaches India, Pg2

Semeru erupts: What causes volcanic eruptions? Why are some more explosive?, Pg16

Semeru erupts: What causes volcanic eruptions? Why are some more explosive?, Pg16

India 9th among countries worst hit by climate disasters in last 30 yrs: Report, Pg9.

India 9th among countries worst hit by climate disasters in last 30 yrs: Report, Pg9.

What’s the latest in climate science?, PgII

What’s the latest in climate science?, PgII

Monsoon Beats a Menacing Retreat in Marathwada, Pg 4.

Monsoon Beats a Menacing Retreat in Marathwada, Pg 4.

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