Ariyalur

The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, notably in 1918 and 1936. Later, German climatologist Rudolf Geiger (1894–1981) introduced some changes to the classification system, which is thus sometimes called the Köppen–Geiger climate classification.

A rain shadow is an area of significantly reduced rainfall behind a mountainous region, on the side facing away from prevailing winds, known as its leeward side.

The Western Ghats, also known as the Sahyadri mountain range, is a mountain range that covers an area of 160,000 km2 (62,000 sq mi) in a stretch of 1,600 km (990 mi) parallel to the western coast of the Indian peninsula, traversing the states of Gujarat, Maharashtra, Goa, Karnataka, Kerala and Tamil Nadu. It is a UNESCO World Heritage Site and is one of the 36 biodiversity hotspots in the world. It is sometimes called the Great Escarpment of India. It contains a very large proportion of the country's flora and fauna, many of which are endemic to this region. According to UNESCO, the Western Ghats are older than the Himalayas. They influence Indian monsoon weather patterns by intercepting the rain-laden monsoon winds that sweep in from the south-west during late summer. The range runs north to south along the western edge of the Deccan Plateau and separates the plateau from a narrow coastal plain called the Western Coastal Plains along the Arabian Sea. A total of 39 areas in the Western Ghats, including national parks, wildlife sanctuaries and reserve forests, were designated as world heritage sites in 2012 – twenty in Kerala, ten in Karnataka, six in Tamil Nadu and four in Maharashtra.

Indian Standard Time (IST), sometimes also called India Standard Time, is the time zone observed throughout India, with a time offset of UTC+05:30. India does not observe daylight saving time or other seasonal adjustments. In military and aviation time, IST is designated E†. It is indicated as Asia/Kolkata in the IANA time zone database.

The India Meteorological Department (IMD) is an agency of the Ministry of Earth Sciences of the Government of India. It is the principal agency responsible for meteorological observations, weather forecasting and seismology. IMD is headquartered in Delhi and operates hundreds of observation stations across India and Antarctica. Regional offices are at Chennai, Mumbai, Kolkata, Nagpur, Guwahati and New Delhi.

Tholkappiyan Thirumavalavan, better known as Thol. Thirumavalavan is a political leader, scholar and activist from the southern Indian state of Tamil Nadu. He is a Member of Parliament from Chidambaram. Founder and President of Viduthalai Chiruthaigal Katchi. He rose to prominence in the 1990s as a Dalit leader, and formally entered politics in 1999. His political platform centres on ending caste-based discrimination and consequently the caste system. He has also expressed support for Tamil nationalist movements in Sri Lanka.

The British Raj was the rule of the British Crown on the Indian subcontinent and Southeast Asia; it is also called Crown rule in India, or Direct rule in India, and lasted from 1858 to 1947. The region under British control was commonly called India in contemporaneous usage and included areas directly administered by the United Kingdom, which were collectively called British India, and areas ruled by indigenous rulers, but under British paramountcy, called the princely states. The region was sometimes called the Indian Empire, though not officially.

The Tamil Nadu Legislative Assembly is the unicameral legislature of the Indian state of Tamil Nadu. It has a strength of 234 members of whom are democratically elected using the First-past-the-post system. The presiding officer of the Assembly is the Speaker. The term of the Assembly is five years unless dissolved earlier.

The Lok Sabha, constitutionally the House of the People, is the lower house of India's bicameral Parliament, with the upper house being the Rajya Sabha. Members of the Lok Sabha are elected by an adult universal suffrage and a first-past-the-post system to represent their respective constituencies, and they hold their seats for five years or until the body is dissolved by the President on the advice of the council of ministers. The house meets in the Lok Sabha Chambers of the Sansad Bhavan, New Delhi.

The Parliament of India is the supreme legislative body of the Republic of India. It is a bicameral legislature composed of the president of India and two houses: the Rajya Sabha and the Lok Sabha. The president in his role as head of the legislature has full powers to summon and prorogue either house of Parliament or to dissolve the Lok Sabha. The president can exercise these powers only upon the advice of the prime minister and his Union Council of Ministers.

The Dravida Munnetra Kazhagam is a political party based in the state of Tamil Nadu where it is currently the ruling party having a comfortable majority without coalition support and the union territory of Puducherry where it is currently the main opposition.

Islam is an Abrahamic monotheistic religion centered around the Quran and the teachings of Muhammad. Adherents of Islam, called Muslims, number approximately 1.9 billion globally and are the world's second-largest religious population after Christians.

Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus of Nazareth. It is the world's largest and most widespread religion with roughly 2.4 billion followers representing one-third of the global population. Its adherents, known as Christians, are estimated to make up a majority of the population in 157 countries and territories, and believe that Jesus is the Son of God, whose coming as the Messiah was prophesied in the Hebrew Bible and chronicled in the New Testament.

Sikhism, also known as Sikhi, is an Indian religion and philosophy that originated in the Punjab region of the Indian subcontinent, around the end of the 15th century CE. It is the most recently founded major organized faith and stands at fifth-largest worldwide, with about 25–30 million adherents as of the early 21st century.

Buddhism, also known as Buddha Dharma and Dharmavinaya, is an Indian religion or philosophical tradition based on teachings attributed to the Buddha. It originated in present-day North India as a śramaṇa–movement in the 5th century BCE, and gradually spread throughout much of Asia via the Silk Road. It is the world's fourth-largest religion, with over 520 million followers (Buddhists) who comprise seven percent of the global population.

The Scheduled Castes (SCs) and Scheduled Indian Tribes (SITs) are officially designated groups of people and among the most disadvantaged socio-economic groups in India. The terms are recognized in the Constitution of India and the groups are designated in one or other of the categories. For much of the period of British rule in the Indian subcontinent, they were known as the Depressed Classes.

Hindus are people who religiously adhere to Hinduism. Historically, the term has also been used as a geographical, cultural, and later religious identifier for people living in the Indian subcontinent.

Muslims are people who adhere to Islam, a monotheistic religion belonging to the Abrahamic tradition. They consider the Quran, the foundational religious text of Islam, to be the verbatim word of the God of Abraham as it was revealed to Muhammad, the main Islamic prophet. The majority of Muslims also follow the teachings and practices of Muhammad (sunnah) as recorded in traditional accounts (hadith).

Christians are people who follow or adhere to Christianity, a monotheistic Abrahamic religion based on the life and teachings of Jesus Christ. The words Christ and Christian derive from the Koine Greek title Christós (Χριστός), a translation of the Biblical Hebrew term mashiach (מָשִׁיחַ). While there are diverse interpretations of Christianity which sometimes conflict, they are united in believing that Jesus has a unique significance. The term Christian used as an adjective is descriptive of anything associated with Christianity or Christian churches, or in a proverbial sense "all that is noble, and good, and Christ-like." It does not have a meaning of 'of Christ' or 'related or pertaining to Christ'.

Sikhs are people who adhere to Sikhi or Sikhism or Sikh faith, an Indian religion that originated in the late 15th century in the Punjab region of the Indian subcontinent, based on the revelation of Guru Nanak. The term Sikh has its origin in the Sanskrit word śiṣya (शिष्य), meaning 'disciple' or 'student'.

Perambalur is a town in the Indian state of Tamil Nadu. It is the headquarters of Perambalur district and Perambalur taluk (sub-district). As of 2011 census, the town had a population of 49,648.

Thanjavur, also Tanjore, is a city in the Indian state of Tamil Nadu. Thanjavur is the 11th biggest city in Tamil Nadu. Thanjavur is an important center of South Indian religion, art, and architecture. Most of the Great Living Chola Temples, which are UNESCO World Heritage Monuments, are located in and around Thanjavur. The foremost among these, the Brihadeeswara Temple, built by the Chola emperor Rajaraja I, is located in the centre of the city. Thanjavur is also home to Tanjore painting, a painting style unique to the region.

Thungapuram is a panchayat village of Perambalur district, Tamil Nadu, India. It was formerly in Tiruchirappalli district

Tamil Nadu State Transport Corporation Ltd. - (TNSTC) is a Government owned public transport bus operator in Tamil Nadu, India. It operates Intercity bus services to cities within Tamil Nadu, and from Tamil Nadu to its neighbouring states. It also operates town busses from major cities and towns of Tamil Nadu to its neighborhoods, with the exception of Chennai, where the public bus service is operated by MTC, a subsidiary of TNSTC. It is the largest government bus transport corporation in India, and the biggest corporation in the world.

Chidambaram is a town and municipality in Cuddalore district in the Indian state of Tamil Nadu, on the banks of the Vellar River where it meets the Bay of Bengal. It is the headquarters of the Chidambaram taluk. The town is believed to be of significant antiquity and has been ruled, at different times, by the Pallavas until ninth century, Medieval Cholas, Later Cholas, Later Pandyas, Vijayanagara Empire, Thanjavur Nayakas, Marathas and the British. The town is known for the Thillai Nataraja Temple and Thillai Kali Temple, and the annual chariot festival held in the months of December–January and June to July. One of the Divya Desams Divya Sri Govindaraja Perumal Temple (Thiruchitrakoodam) is a part of Thillai Nataraja Temple complex. Thiruvetkalam Shiva Temple, Vadakiruppu, Thirunelvayil Shiva Temple, Sivapuri and Tirukkazhippalai Palvannanathar Temple are the other three ancient Shiva temples in the region.

Jayankondam is a Municipality in Ariyalur district of Tamil Nadu in India. As of 2022, the town had a population of 45,000.

Chennai, formerly known as Madras, is the capital city of Tamil Nadu, the southernmost Indian state. It is the state's primate city both in area and population and is located on the Coromandel Coast of the Bay of Bengal. According to the 2011 Indian census, Chennai is the sixth-most populous city in India and forms the fourth-most populous urban agglomeration. The Greater Chennai Corporation is the civic body responsible for the city; it is the oldest city corporation of India, established in 1688—the second oldest in the world after London.

Madurai is a major city in the Indian state of Tamil Nadu. It is the cultural capital of Tamil Nadu and the administrative headquarters of Madurai District. As of the 2011 census, it was the third largest urban agglomeration in Tamil Nadu after Chennai and Coimbatore and the 44th most populated city in India. Located on the banks of River Vaigai, Madurai has been a major settlement for two millennia and has a documented history of more than 2500 years. It is often referred to as "Thoonga Nagaram", meaning "the city that never sleeps".

Ariyalur railway station is the main railway station in Ariyalur, headquarters of the Ariyalur district in Tamil Nadu, India. It is located on the chord line between Viluppuram and Tiruchirappalli. For administrative reasons, it comes under the Tiruchirappalli railway division of the Southern Railway zone.

The Chord Line connects Viluppuram Junction and Tiruchirappalli Junction via Vriddhachalam in Tamil Nadu. It is the shortest route connecting Chennai Egmore and Trichy. This rail route is 40 km shorter than the main line.

Tiruchirappalli, also called Tiruchi or Trichy, is a major tier II city in the Indian state of Tamil Nadu and the administrative headquarters of Tiruchirappalli district. The city is credited with being the best livable city and the cleanest city of Tamil Nadu, as well as the fifth safest city for women in India. It is the fourth largest city as well as the fourth largest urban agglomeration in the state. Located 322 kilometres (200 mi) south of Chennai and 374 kilometres (232 mi) north of Kanyakumari, Tiruchirappalli sits almost at the geographic centre of Tamil Nadu state. The Cauvery Delta begins 16 kilometres (9.9 mi) west of the city where the Kaveri river splits into two, forming the island of Srirangam which is now incorporated into the Tiruchirappalli City Municipal Corporation. The city occupies an area of 167.23 square kilometres (64.57 sq mi) and had a population of 916,857 in 2011.

Pallavan Express is an Intercity express typed superfast service operated by the Southern Railway zone of the Indian Railways. This service connects the cities of Chennai to Karaikudi via Tiruchirappalli in the Indian state of Tamil Nadu. The rakes of this train was upgraded to brand new modern LHB rakes from 30 June 2019. Pallavan Superfast is fondly known as "PRINCE OF CHORD LINE" along with Vaigai Superfast known as "CHORD LINE BROTHERS".