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GS Paper 1 Syllabus: Important Geophysical Phenomena Source: HT Context: According to the World Meteorological Organisation (WMO), the world should prepare for the development of El Niño, which is often associated with increased heat, drought or rainfall in different parts of the world. Background: La Niña has now ended after persisting for three …
Continue reading “El Niño likely to bring extreme weather across the world”
GS Paper 1 Syllabus: Important geophysical phenomenon/Disaster management Source: IE Context: 13 people died due to heatstroke after they attended a large public gathering in the open in Kharghar, Navi Mumbai. Why did a heat stroke event happen in Maharashtra? Two different observatories recorded 34.1 and 38 degrees Celsius as the maximum …
GS Paper 1 Syllabus: Important Geophysical Phenomena Source: IE Context: According to a new study, flash droughts are becoming more common and faster to develop around the world, and human-caused climate change is a major reason. Highlights of the study: Flash droughts occurred more often than slower ones in tropical/humid places …
Continue reading “The link between ‘flash droughts’ and climate change”
GS Paper 1 Syllabus: Important Geophysical Phenomena Source: HT Context: According to the India Meteorological Department (IMD), there is nearly a 70% probability of an El Nino developing this monsoon. Understanding La Nina and El Nino: Summary of the 2023 Southwest Monsoon Season Rainfall: According to the IMD, the country as a whole …
GS Paper 1 Syllabus: Important Geophysical phenomena such as earthquakes, tsunamis, Volcanic activity, cyclones, etc. Source: The Hindu Context: The La Niña itself is going on for a record-breaking third consecutive year; forecasts for 2023 are predicting that El Niño– will occur with more than a 50% probability. About El Niño and La …
Continue reading “Why India is watching the El Niño forecast with bated breath”
Topic: Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc., geographical features and their location-changes in critical geographical features (including water-bodies and ice-caps) and in flora and fauna and the effects of such changes. 1. Explain the mechanism of La-Nina. Examine the impact of La Nina on the Indian subcontinent. (250 words) Difficulty …
GS Paper 1: Topics Covered: Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc. Context: The southwest monsoon is likely to be “normal” in 2022, though rainfall in August, the second rainiest month, will likely be subdued, according to the private weather company Skymet. Key findings: Rajasthan, Gujarat, Nagaland, Manipur, Mizoram …
GS Paper 1: Topics Covered: Important Geographical phenomenon. Context: The Indian Meteorological Department (IMD) declared the season’s first heat wave and severe heat wave March 11 and the first depression March 3. Experts say this is early compared to previous years and may be because of an unexpected climatic anomaly which could, in turn, …
Continue reading “Interaction between La Niña and the warm Arctic:”
GS Paper 1: Topics Covered: Important Geographical phenomenon. Context: Various parts of India, especially North India, have been experiencing a severe cold wave. Warnings for the severe cold waves have been issued in several northern states. What is a Cold Wave? A cold wave is different for the plains and the mountains. According …
GS Paper 1: Topics Covered: Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc. Context: Faced with the fourth consecutive year of flooding and landslips since 2018, two months of the northeast monsoon alone has caused massive losses in terms of damage to life, property, and crops. The overall estimated damage caused by …
Continue reading “Why has the Northeast monsoon remained subdued this year?”
GS Paper 1 Topics Covered: Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc. Context: The National Oceanic and Atmospheric Administration (NOAA) recently declared that La Niña has re-developed. Consecutive La Ninas following a transition through ENSO neutral conditions are not uncommon and can be referred to as a “Double-Dip.” Background: El …
GS Paper 1 Topics Covered: Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc. Context: There is a growing body of research suggesting that climate change can cause extreme and more frequent El Niño and La Niña events. A study was conducted recently on this using one of South Korea’s fastest supercomputers, …
Continue reading “Impact of climate change on El Niño-Southern Oscillation:”
Topic: Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc., geographical features and their location-changes in critical geographical features (including water-bodies and ice-caps) and in flora and fauna and the effects of such changes. 3. Compare and contrast between El-Nino and La-Nina. How does El-Nino impact Indian Monsoon? Can better prediction models help …
