Physical Geography

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Assam Earthquake

Assam Earthquake What is an Earthquake? An earthquake is a natural event which is caused due to release of energy, which generates waves that travel in all directions. The vibrations called seismic waves are generated from earthquakes that travel through the Earth and are recorded on instruments called seismographs. The location below the earth’s surface where the earthquake starts is called the hypocenter, and the location directly above it on the surface of the earth is call

06 May, 2021 Earthquake

Suez Canal Lakes

Suez Canal Lakes Due to the blockage of the Suez Canal, the $200 billion of India’s trade flows with Europe, North America and South America is at risk. So, the Department of Commerce has worked out an action plan to cope with the crisis, including possibly re-routing shipments through the Cape of Good Hope (Re-routing may take 15 additional days’ time.) More details on SUEZ CANNEL: https://www.aspireias.com/daily-news-analysis-current-affairs/Suez-Canal-crisis-Past-to-Present

02 April, 2021 World Geography

Sun's Atmosphere, ARIES Facility and Aditya-L1

ARIES Facility will host the support center for Aditya-L1 Sun’s Atmosphere The atmosphere of the sun is composed of several layers, mainly the photosphere, the chromosphere and the corona. It's in these outer layers that the sun's energy, which has bubbled up from the sun's interior layers, is detected as sunlight. Photosphere The lowest layer of the sun's atmosphere is the photosphere. It is about 300 miles (500 km) thick. This layer is where the

18 April, 2021 Universe and Solar System

IMD Forecasts for Monsoon 2021

IMD Forecasts for Monsoon 2021 About India Meteorological Department India Meteorological Department was established in 1875. It is the National Meteorological Service of the country and the principal government agency in all matters relating to meteorology, seismology and allied subjects. To take meteorological observations and to provide current and forecast meteorological information for optimum operation of weather-sensitive activities like agriculture, irrigation, shipping, aviat

17 April, 2021 Climatology

How Asian desert dust enhances Indian summer monsoon

How Asian desert dust enhances Indian summer monsoon Dust swarms can influence moisture transport, increase precipitation, rainfall Carl Sagan once described Earth as a ‘small speck of dust’, a seemingly insignificant tiny particle. But dust has incredible power: it is known to influence monsoons, hurricanes and even fertilize rainforests. A new study now details how dust coming from the deserts in the West, Central and East Asia plays an important role in the Indian Su

04 April, 2021 Climatology

Ecuador’s Sangay Volcano Eruption

Ecuador’s Sangay volcano erupted and blew clouds of ash as high as 8,500 meters into the sky. About Sangay Volcano: Sangay is an active stratovolcano in central Ecuador. Strato volcanoes are conical volcanoes composed of multiple layers of intermediate to lava, ash, and other volcanic debris. Sangay Volcano is located on the eastern edge of the Andes Mountains. The Andes is the longest mountain range in the world and boasts some of the hig

20 March, 2021 Volcanic Activity

Madden Julian Oscillation

Madden Julian Oscillation It is an eastward moving cyclic weather along the tropics. It influences rainfall, sea surface temperature, winds. Phases of Madden Julian Oscillation It consists of two phases. Enhanced Rainfall Phase and Suppressed Rainfall Phase. In enhanced Rainfall Phase: winds at the surface of the earth converge to push the air upwards throughout the atmosphere. This rising air increases condensation and rainfall. In Suppressed Rainfall Phase: The winds at t

04 November, 2020 Climatology

Data on Soils of India

Data on Indian Soils Alluvial Black Red Forest Laterite Arid/ Desert/ Sandy Alkaline Usar/reh Marshy/ Kari of Kerala % Spread 45.6 16.6 10 8.6 8.5 4.32 _ _ Area

20 March, 2021 Biogeography

Slowing Currents in the Gulf Stream

The Gulf Stream, together with its northern extension the North Atlantic Drift, is a warm and swift Atlantic ocean current that originates in the Gulf of Mexico and stretches to the tip of Florida. It then follows the eastern coastlines of the United States and Newfoundland before crossing the Atlantic Ocean as the North Atlantic Current. The Gulf Stream system conveys warm surface water from equator to the north and the deep

08 March, 2021 Oceanography

Bhashan Char Island

Bhashan Char Island- Key Facts The Bangladesh Authorities recently moved around 1,750 Rohingya Muslims to a controversial island in the Bay of Bengal called the “Bhashan Char Island”. About Bhashan Char The island is also known as Char Piya. It is in Hatiya Upazila, Bangladesh. The island is located in the Bay of Bengal at about 6 kilometres from Sandwip island. How the island was formed? The island was formed in the year 2006 by Himalayan silt. R

23 January, 2021 Current mapping upsc

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