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SUPERCYCLONE KYARR
Context:
According to the India Meteorological Department (IMD), Supercyclone ‘Kyarr’, in the Arabian Sea has moved westwards and away from India’s coast.
Tropical Cyclone :
• A tropical cyclone is a rapidly rotating storm system characterized by a low-pressure center, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms that produce heavy rain or squalls.
• It is an intense low-press
Gold deposits found in Sonbhadra (Uttar Pradesh)
Syllabus subtopic: Distribution of Key Natural Resources across the world (including South Asia and the Indian sub-continent)
Prelims and Mains focus: on the details of the findings; on India’s gold reserves
News: The Geological Survey of India (GSI) has discovered gold deposits to the tune of around 3,000 tonnes in the Sonbhadra district of Uttar Pradesh,
Details
The gold deposits were f
Rabi Crops Sowing
The area under the sowing reached 324 lakh hectares. The word ‘rabi’ in Arabic means winter. Rabi crops are sown in winter from October to December and harvested in summer from April to June.
Some of the important rabi crops are wheat, barley, peas, gram and mustard. Punjab, Haryana, Himachal Pradesh, Jammu and Kashmir, Uttarakhand and Uttar Pradesh are important for the production of rabi crops. Western temperate cyclones during winter provide the precip
Gains from rains: on monsoon performance
Context
- So far, India appears to be having a good run with the monsoon. As of the most recent data available from the India Meteorological Department (IMD), rainfall during the season has been 14% more than what is usual for this period.
Monsoon pattern in India
- The month of June only accounts for about 17% of the monsoon rainfall spanning June-September.
- It is the month during which the monsoon sets in and that process can
What is Chillai Kalan?
The most severe part of the winter in Kashmir consists of three months. It is divided into three parts called the Chilas:- The Chillai Kalan, the Chillai Khurd, and the Challai Bache.
Chillai-Kalan is the 40-day period of harsh winter. Chillai-Kalan begins on December 21 and ends on January 31 next year.
Chillai-Kalan is followed by a 20-day long Chillai-Khurd (small cold) that occurs between January 31 and February 19 and a 10-day long Chillai-Bachha (baby
List of all valleys of India
Dzukou Valley wildfire
The wildfire at Dzukou Valley, straddling the Manipur-Nagaland border, has been doused after it raged for two weeks, officials said on Monday.
No fresh fire or smoke was visible.
The Dzukou Valley, situated at an average altitude of 2,452 metres, is a popular trekking destination known for its exotic flowers.
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List of all valleys of India
Araku Valley = Vishakhapatnam, Andhra Pradesh
Barak Valley
Vanadium reserves in Arunachal Pradesh
Arunachal Pradesh, considered a sleeping hydropower giant, is likely to become India’s prime producer of vanadium, a high-value metal used in strengthening steel and titanium.
Exploration is carried out by the Geological Survey of India (GSI) has placed the eastern Himalayan State on the vanadium map of the country, and geologists are confident of identifying a deposit soon. India is a significant consumer of vanadium but is not a primary prod
Megacity plan for Little Andaman
The proposed construction of a mega financial-tourist complex on Little Andaman Island will place at risk a fragile ecosystem and result in habitat loss of the vulnerable Onge tribe and rare wildlife
A plan for the sustainable and holistic development of the 680 sq km, fragile Little Andaman Island in the Andaman and Nicobar group has raised the alarm among conservationists.
The ‘Sustainable Development of Little Andaman Island - Visio
Vembanad Lake
Preliminary steps have been initiated to demolish the illegally constructed villas on Nediyathuruthu island in Vembanad Lake.
Vembanad is the longest lake in India and the largest lake in the state of Kerala.
Its a salt-water lake.
It is the second-largest Ramsar site in India only after the Sundarbans in West Bengal.
Kochi Port is built around Willingdon and Vallarpadam Islands on this lake.
The Government of India has identified the Vembanad wetland under the Nati
Aerial mapping of Islands by INCOIS
The Indian National Centre for Ocean Information Services (INCOIS) is planning to take the help of the National Remote Sensing Centre (NRSC) for aerial mapping of the Andaman and Nicobar Islands and Lakshadweep to get a better picture of the ocean floor, also called ‘bathymetric’ study.
“NRSC has already done a similar high-resolution topographic Airborne Laser Terrain Mapping (ALTM) for the entire coastal areas of the country and we
Environment Minister inaugurates Atal Paryavaran Bhavan
The Union Minister for Environment, Forest and Climate Change, Prakash Javadekar, inaugurated the Atal Paryavaran Bhavan at Lakshadweep on February 19, 2021.
Highlights
While inaugurating the Atal Paryavaran Bhavan, the minister said that Lakshadweep will undergo a comprehensive development that too without compromising the UT’s commitment to nature.
He will also attend programmes at Suheli, Kadmat and Bangaram islands a
India State of Forest Report, 2019
ISFR is an assessment of the country’s forest resources every two years by the Forest Survey of India.
Starting in 1987, ISFR 2019 is the 16th report.
Salient findings
The key findings of the ISFR 2019 are as follows:
The total forest cover of the country is 7,12,249 sq km which is 21.67% of the geographical area of the country.
The tree cover of the country is estimated as 95,027 sq km which is 2.89% of the
Monsoon prediction for 2021
Introduction
A good monsoon will aid agriculture, now one of the few bright spots in the economy
IMD predictions
If everything aligns, India could see a third consecutive year of surplus rainfall.
The IMD has said that monsoon rains will likely be 101% of the Long Period Average (LPA) of 88 cm.
In 2020, it was 109% of the LPA and in 2019, 110%.
While the forecast 101% LPA is short of the rainfall received in these years and still within th
Operation Blue Freedom
A team of eight persons with disabilities created a new world record for the “largest number of people with disabilities” to scale the world’s highest battlefield, Siachen Glacier, by scaling up to the Kumar Post at an altitude of 15,632 ft.
The team with disabilities was trained and led by CLAW Global, a team of Special Forces veterans who had left the service due to disabilities.
The expedition team climbed a total distance of 60 km atop the
According to a new study, deforestation in the Maritime Continent (MC) can strengthen subtropical El Nino-Southern Oscillation (ENSO) dynamics, causing more Central Pacific and multi-year ENSOs.
ENSO is an important climate phenomenon on Earth due to its ability to change the global atmospheric circulation, which in turn influences temperature and precipitation across the globe.
Geography – A region around Southeast Asia between the Indian and Pacific oceans (I
Recently, an under-construction Silkyara-Barkot tunnel in Uttarakhand collapsed trapping 40 workers inside.
Silkyara-Barkot Tunnel
Location- The 4.5-km tunnel is being constructed between Silkyara and Dandalgaon on the Brahmakhal-Yamunotri portion of the National Highway.
It is a part of the Char Dhamall-weather road project connecting 4 sacred sites of Hindus.
Chardham Mahamarg Vikas Pariyojana is a Central government ini
The Silkyara tunnel connects the villages of Silkyara and Dandalgaonin in Uttarakhand.
It is part of the Chardham project of the Ministry of Road Transport and Highways.
The tunnel aims to reduce the distance between 2 major pilgrim sites Yamunotri and Gangotri in Uttarakhand.
The tunnel collapsed recently trapping at least 40 workers inside.
Perur- Sundakamuthur Lake or Perur Lake located in the southwestern edges of Coimbatore, Tamil Nadu.
This Lake Stores the water from Noyaal River and distributes to the other lakes in the surrounding lakes of Coimbatore.
The Perur Lake Forum has conducted a 6-year study on the decline of water birds in urban wetlands.
The Valparai plateau is situated in the Coimbatore district of Tamil Nadu.
It is surrounded on all sides by protected areas Anamalai Tiger Reserve, Parambikulam Tiger Reserve and Eravikulam National Park.
Valparai is known for its tea and coffee plantations, around 7-8 national and international companies spread over 54 tea and coffee estates in Valparai.
Tamil Nadu has witnessed heavy rainfall in December 2023.
What is the rainfall pattern in Tamil Nadu?
Weather conditions – The state is vulnerable to extreme weather conditions, while coastal districts experience flooding, other areas experience severe droughts.
According to IMD, from the year 1951 to 2013, Tamil Nadu has received 47 normal, 8 excess, 6 deficient, and 2 scanty rainfall over a period of time.
Annual rainfall –
The Pir Panjal (South) in the Jammu sector has in recent months, witnessed more operational activity and presence of terrorists.
It is located in the northern Indian subcontinent.
The Pir Panjal Range is part of the Western Himalayas and is principally in the disputed Kashmir region.
It extends from the Nilam (Kishanganga) River in the western Azad Kashmir area, through southwestern Jammu & Kashmir union territory, to the upper Beas River in northwestern Himachal Pradesh.
Goa Liberation Day is celebrated on December 19th every year.
It marks the day in 1961 when India reclaimed the coastal state from centuries of Portuguese rule.
On December 19, 1961, Goa officially became part of India and was declared as a Union Territory along with Daman and Diu after a military operation called "Operation Vijay".
IIT Delhi team makes first hi-res landslide risk map for India.
Landslide Susceptibility
Landslide susceptibility is the likelihood of a landslide occurrence in an area depend on the terrain condition.
It is an estimate of where landslides will have occurred.
Relative susceptibility to land sliding is used as a measure of the potential hazard within an area.
It is applicable to regions with different geomorphologic and vegetation characteristics.
National Landslide Susceptibi
Dense fog covered the better part of north India during the last days of December and the 1st couple of days of 2024.
What is fog?
A fog – It is a collection of small droplets of water produced when evaporated water has cooled down and condensed.It is nothing but a thick cloud, but very close to the earth’s surface.
Conditions for a thick fog
Lower temperatures
Abundant moisture near the surface
Higher humidity
The process by which
The Indian Air Force (IAF) has proposed to set up a forward fighter airbase in Minicoy Islands, to safeguard the sea lanes of communications and to keep the Arabian Sea free from non-state actors in the region.
Location - In the Indian Ocean between the Laccadive Islands of Kalpeni and Suheli Par, and Maliku Atoll of Minicoy.
Features - Approximately 200 km wide with a depth of 2597 metres.
Channel
Location
&
Kachchhi Kharek, the indigenous variety of dates of Kutch, has become the second fruit of Gujarat to get a geographical indication (GI) tag from the Controller General of Patents, Designs and Trade Marks (CGPDT) of India.
Kachchhi Kharek
The presence of dates in Kachchh (Kutch) is believed to be around 400-500 years old.It is believed that date palm groves along the north-western border of India have developed from the seeds thrown by the settlers, who used to visit Middle-Ea