Indian Hindu Devotees arrive to take a holy bath and perform rituals at the Gangasagar Island, some 150 kms south of Kolkata, on January 14, 2016. More than 500,000 Hindu pilgrims and sadhus – holy men – are expected to gather at the confluence of the River Ganges and the Bay of Bengal during the Gangasagar Mela to take a “holy dip” in the ocean on the occasion of Makar Sankranti, a holy day of the Hindu calendar considered to be of great religious significance in Hindu mythology. (Photo by Dibyangshu Sarkar/AFP Photo)





An Indian devotee prays as he takes a holy bath in the Bay of Bengal during the Gangasagar Fair at Sagar Island, eastern India, Thursday January 14, 2016. The event is an annual gathering of Hindu pilgrims during Makar Sankranti at Sagar Island, 130 km south of Calcutta in West Bengal, to take a dip in sacred waters of Ganga River before she merges in the Bay of Bengal. (Photo by Piyal Adhikary/EPA)





Workers pour melted copper in a mould to make utensils and accessories inside a workshop in Srinagar in this March 27, 2014 file photo. (Photo by Danish Ismail/Reuters)





Men stretch during their routine exercises on a road divider during a foggy morning in Agartala, India, January 11, 2016. (Photo by Jayanta Dey/Reuters)





A worker looks on as he operates a machine making gear parts for cranes, inside a workshop in an industrial area in Mumbai, India, January 12, 2016. India's annual industrial output contracted 3.2 percent in November, government data showed on Tuesday. (Photo by Danish Siddiqui/Reuters)





A Hindu pilgrim walks past a row of lighted lamps after taking a holy dip at the confluence of the river Ganges and the Bay of Bengal at Sagar Island, south of Kolkata, India, January 12, 2016. Hindu monks and pilgrims are making their annual trip to Sagar Island for the one-day festival of "Makar Sankranti" on January 15. (Photo by Rupak De Chowdhuri/Reuters)





A man dressed as Hindu goddess Kali, the goddess of power, walks for alms from Hindu pilgrims at the confluence of the river Ganges and the Bay of Bengal ahead of the “Makar Sankranti” festival at Sagar Island, south of Kolkata, India, January 12, 2016. (Photo by Rupak De Chowdhuri/Reuters)





A Hindu devotee, dressed as the Hindu goddess Kali, begs for alms at Gangasagar Island, India, January 12, 2016. (Photo by Dibyangshu Sarkar/AFP Photo)





A worker unloads coal from a goods train at a railway yard in Chandigarh, India, in this July 8, 2014 file photo. (Photo by Ajay Verma/Reuters)





Workers clear a track in a railway coal yard on the outskirts of Ahmedabad, India, in this November 25, 2013 file photo. (Photo by Amit Dave/Reuters)





A worker sits on a truck being loaded with coal at a railway coal yard on the outskirts of Ahmedabad, India, in this November 25, 2013 file photo. (Photo by Amit Dave/Reuters)





A journalist inspects a 'Nano' car during a test drive session at the company's plant in Pimpri, south-east of Mumbai in this March 25, 2009 file photo. (Photo by Punit Paranjpe/Reuters)





An employee works inside the newly inaugurated plant for the Tata Nano car at Sanand in the western Indian state of Gujarat in this June 2, 2010 file photo. (Photo by Amit Dave/Reuters)





Kashmiri farmers work in a farmland amid dense fog on a cold winter morning in Srinagar, India January 13, 2016. (Photo by Danish Ismail/Reuters)





A Hindu pilgrim offers prayers after taking a dip at the confluence of the river Ganges and the Bay of Bengal, ahead of the “Makar Sankranti” festival at Sagar Island, south of Kolkata, India, January 13, 2016. (Photo by Rupak De Chowdhuri/Reuters)





Hindu pilgrims take a dip at the confluence of the river Ganges and the Bay of Bengal, ahead of the “Makar Sankranti” festival at Sagar Island, south of Kolkata, India, January 13, 2016. (Photo by Rupak De Chowdhuri/Reuters)





A Sadhu or a Hindu holy man walks after taking a dip at the confluence of the river Ganges and the Bay of Bengal, ahead of the “Makar Sankranti” festival at Sagar Island, south of Kolkata, India, January 13, 2016. (Photo by Rupak De Chowdhuri/Reuters)





Students perform a traditional folk dance near a bonfire as they celebrate the Lohri festival in Chandigarh, India, January 13, 2016. Lohri marks the culmination of winter in many parts of northern India and is celebrated on the 13th day of January every year. (Photo by Ajay Verma/Reuters)





A farmer spreads fertilizer in his wheat field on the outskirts of Ahmedabad, India, January 13, 2016. (Photo by Amit Dave/Reuters)





Naga Sadhus or Hindu holy men, smeared with ash, pass on a chillum to smoke inside their makeshift camps near the confluence of the river Ganges and the Bay of Bengal, ahead of the “Makar Sankranti” festival at Sagar Island, south of Kolkata, India, January 13, 2016. Hindu monks and pilgrims are making their annual trip to Sagar Island for the one-day festival of “Makar Sankranti” on Friday. (Photo by Rupak De Chowdhuri/Reuters)





Sikhs dressed as “Panj Pyaare”, or the five beloved of Sikh Gurus, hold swords as they take part in a religious procession ahead of the birth anniversary of Guru Gobind Singh in Chandigarh, India, January 14, 2016. Guru Gobind Singh was the last and the tenth Guru of the Sikhs. (Photo by Ajay Verma/Reuters)





A Kashmiri protester throws a stone towards Indian police during a protest in Srinagar, January 14, 2016. Hundreds of demonstrators on Thursday protested on the Srinagar airport road after the body of a missing youth was found near a railway track, local media reported. (Photo by Danish Ismail/Reuters)





An Indian policeman prepares to clear a road during a protest in Srinagar, January 14, 2016. (Photo by Danish Ismail/Reuters)





A young tourist carries a doll as she walks on a road during a protest in Srinagar, January 14, 2016. (Photo by Danish Ismail/Reuters)





Protesters throw stones at an Indian army vehicle during a protest in Srinagar, January 14, 2016. (Photo by Danish Ismail/Reuters)





An Indian villager prepares a fishing net during community fishing as part of the Bhogali Bihu celebrations at the Goroimari Lake in Panbari village, some 50 kilometers (31 miles) east of Gauhati, India, Thursday, January 14, 2016. Bhogali Bihu marks the end of the harvesting season in the northeastern state of Assam. (Photo by Anupam Nath/AP Photo)





Indian villagers take part in a community fishing event during the Bhogali Bihu celebrations at Goroimari Lake in Panbari, some 50 kms from Guwahati, on January 14, 2016. Bhogali Bihu is a harvest festival celebrated in India's northeastern Assam state which starts on January 14. (Photo by Biju Boro/AFP Photo)





An Indian villager shows his catch after taking part in community fishing on the eve of the annual Magh Bihu festival in Morigaon district of Assam state, India, 14 January 2016. The festival marks the end of the winter harvesting and is celebrated on the first day of 'Magh' month of Assamese calendar. (Photo by EPA/Stringer)





A tea seller waits for customers as Hindu devotees gather to take a dip in holy waters, at the Gangasagar Island around 150 Km south of Kolkata on January 14, 2016. More than 500,000 Hindu pilgrims and Sadhus – holy men – are expected to gather at the confluence of the River Ganges and the Bay of Bengal during the Gangasagar Mela to take a “holy dip” in the ocean on the occasion of Makar Sankranti, a holy day of the Hindu calendar, which has a great religious significance in Hindu mythology. (Photo by Dibyangshu Sarkar/AFP Photo)





Indian Hindu devotees wait to take part in an event to mark Pongal in Mumbai on January 15, 2016. Pongal, which coincides with the Hindu festival Makara Sankranthi, is a thanksgiving and harvest celebrated throughout India and specifically by those from the Indian state of Tamil Nadu. (Photo by Indranil Mukherjee/AFP Photo)





A female Hindu pilgrim dries sarees, a traditional Indian cloth used for women's clothing, after taking a dip in the waters of Ganges river on her way to an annual trip to Sagar Island, in Kolkata, India, January 11, 2016. Hindu monks and pilgrims are making the annual trip to Sagar Island for a holy dip at the confluence of the Ganges river and the Bay of Bengal on January 15 this year. (Photo by Rupak De Chowdhuri/Reuters)





An Indian sadhu (Hindu holy man) smokes cannabis at his temporary camp on Gangasagar Island, around 150 km south of Kolkata, on January 13, 2016. More than 500,000 Hindu pilgrims and sadhus are expected to gather at the confluence of the River Ganges and the Bay of Bengal during the Gangasagar Mela to take a “holy dip” in the ocean on the occasion of Makar Sankranti, a holy day of the Hindu calendar considered to be of great religious significance in Hindu mythology. (Photo by Dibyangshu Sarkar/AFP Photo)





Vehicles move past the Presidential Palace as smog engulfs the evening in New Delhi, India, Wednesday, January 13, 2016. The World Health Organization last year named New Delhi the world's most polluted city. The pollution is at its worst in the winter, when winds die down and dense smog often engulfs the city in the morning. (Photo by Tsering Topgyal/AP Photo)





People try to hold on to a bull during Jallikattu, an annual bull fighting ritual on the outskirts of Madurai, Tamil Nadu state, India, Saturday, January16, 2016. India's Supreme Court had on Tuesday banned this year's bull fighting ritual at the harvest festival Pongal in southern India following angry protests from activists who say the sport amounts to animal torture. Supporters say Jallikattu is more than 2,000 years old and is a deep-rooted part of Tamil Nadu's celebration of the harvest festival. (Photo by Arun Sankar K./AP Photo)





A village woman carries harvested paddy, unmilled rice, on her head as her child follows back her home on the outskirts of the eastern Indian city Bhubaneswar, India, Thursday, January 14, 2016. Rice is one of the most important food crops of India and about 4,000 different varieties are grown in different parts of the country. (Photo by Biswaranjan Rout/AP Photo)





An Indian participant flies a kite on the first day of the International Kite Festival 2016 in Hyderabad on January 14, 2016. Participants from across India and over a dozen countries are taking part in the two-day International Kite Festival at the Aga Khan Academy campus. (Photo by Noah Seelam/AFP Photo)





An Indian vendor holds balloons on a road during a cold foggy day in Amritsar on January 14, 2016. Fog and low temperatures are common during the winter months in northern India. (Photo by Narinder Nanu/AFP Photo)