prep4ias

36 Important Questions About Hurricanes, Tornado and Cyclones

The extreme weather events like Hurricanes, Tornado and Cycles are driven by air pressure, temperature, moisture and rotation of Earth. The strong temperature difference between Polar and Equatorial region gives rise to the largest atmospheric circulations which are globally divided into five cells – the Hadley cell, the Ferrel cell, the Polar cell and the … Read more

ISRO Scientists Discovers Red Himalayan Glacial Lake in Ladakh

Recently, ISRO Scientists Discovers Red Himalayan Glacial Lake in Ladakh. Scientists from Indian Space Research Organisation discovered an unusual reddish-brown waters lake in the Northeast Himalayas after compiling last 20 years remote sensing satellite data. Features of Red Lake Geology The red lake identified in the Ladakh Himalaya is a high-altitude lake located at ~5060 … Read more

30 Useful Questions on Aeolian Landforms for UPSC/PSC/SSC Exams

In this section, we will cover 30 Useful Questions on Aeolian Landforms for UPSC /PSC/SSC Exams. Aeolian Landforms are landforms which are created by air or wind activity. It could be either depositional or erosional Landforms. Depositional Landforms mainly includes Dunes, Ripple Marks, Loess, Desert Pavement, Desert Vanish etc. Similarly, Erosional Landforms includes Ventifacts, Deflation … Read more

Soil and Its Types: Alluvium, Black, Red and Yellow, Laterite, Arid, Saline, Peaty and Mountain Soils

In this tutorial, I will take you through Soil and Its different types – Alluvium, Black, Red and Yellow, Laterite, Arid, Saline, Peaty and Mountain Soils. Out of all, alluvium soil is the most fertile soil located in the Indo-Gangetic Plain of India which covers around 15 lakh sq. km of the total area. Thus … Read more

Desert and Its Types: Hot Desert, Cold Desert, Semi-Arid Desert and Coastal Desert

In this tutorial, we will go through desert and its different types: Hot Desert, Cold Desert, Semi-Arid Desert and Coastal Desert. Deserts are usually the regions with less precipitation. All of the major deserts you will see is between 15° and 30° north and south of the equator because of the characteristics of the atmospheric … Read more