Global and Local Implications of Landscape Fire Pollution
Context: According to a study published in The Lancet journal, over 90 per cent of the global deaths per year linked to air pollution from landscape fires were in low and middle-income countries, including India. The study covers all kinds of fires in any natural of cultural landscapes like fires in forests, grasslands, vegetated areas […]
NASA Data Shows Significant Decline in Earth’s Freshwater Levels
Context: Recent observations from NASA and the German Aerospace Center’s GRACE (Gravity Recovery and Climate Experiment) satellites indicate a concerning trend: a significant decline in Earth’s total freshwater levels since 2014. This decline points to pressing global water security issues, highlighting the impacts of climate change and increased water usage on freshwater resources. Relevance: GS […]
About The Cyclone Dana
Context: According to the India Meteorological Department (IMD), Cyclone Dana is expected to make landfall as a severe cyclone (wind speed: 89 to 117 kmph) along the Odisha coast near Bhitarkanika National Park and Dhamra Port. Relevance: GS-I: Geography (Physical geography – Climatology, Important Geophysical phenomena), GS-III: Disaster Management Dimensions of the Article: Cyclone Dana Overview What are Tropical Cyclones? Tropical Cyclones in India Conditions for cyclone formation: […]
About Han River
Context: With an aim to exploit the Musi banks for commercial use, the Telangana government is looking at the Great Hangang (Han River) project in South Korea as a model for attracting private firms to develop riverfronts. Relevance: GS I: Geography About Han River: -Source: Times of India
Linking Tonga’s Eruption to Atmospheric Disturbances Over India
Context: A recent study has uncovered a surprising connection between the Tonga volcano eruption in the South Pacific Ocean and the formation of Equatorial Plasma Bubbles (EPBs) over the Indian subcontinent. This discovery highlights the far-reaching impact of volcanic activity on atmospheric phenomena. Relevance: GS I: Geography Dimensions of the Article: Key Highlights of the […]
Formation of Auroras
Context: Recently, auroras were sighted in lower-latitude regions (below 66.5 degrees north and south latitudes) like India (Hanle and Merak in Ladakh), Mexico and Germany. Relevance: GS I: Geography Dimensions of the Article: Formation of Auroras: Carbon Dioxide Aurora: -Source: Indian express
About Mount Adams
Context: Mount Adams, Washington’s largest volcano, has recently shown a surge in seismic activity after remaining largely dormant for thousands of years. Relevance: GS I: Geography Dimensions of the Article: About Mount Adams: Stratovolcano About the Ring of Fire Why are there so many volcanoes in the Ring of Fire? -Source: Indian Express
Groundwater Recovery in Northern India Through Crop Rotation
Context: Research out of Indian Institute of Technology Gandhinagar estimates that if about 40% of the area under rice is replaced by other crops that require less water, then between 60 and 100 cubic kilometers of groundwater depleted in northern India since the year 2000 can be recovered. Relevance: GS I: Geography Dimensions of the […]
A Critical Message For The Urban Elite
India has been facing a severe heat crisis in recent times, including Delhi surpassing 50°C.urban heat island effect is a significant contributor to rising temperatures. The marginalised and poor are facing severe impacts of heat waves compared to the elite, demanding urgent attention. Relevance: GS1 ( Geography, Society). Practice question: Discuss the impacts of urban heat […]
What Are Salt Pans?
Context: The Maharashtra government has issued a GR (Government Resolution) allocating 255.9 acres of salt pan land, distributed over three land parcels in Mumbai’s eastern suburbs, for the construction of rental houses in the Dharavi Redevelopment Project through a lease agreement. Relevance: GS I: Geography Dimensions of the Article: What are salt pans? What are […]