An Indian woman walks with children during a dust storm in Jammu, India, Saturday, May 9, 2015. (Photo by Channi Anand/AP Photo)

Indian boys ride buffaloes in the River Tawi on a hot summer day in Jammu, India, Saturday, May 9, 2015. Temperature in the city is slowly rising with a maximum of 37 degrees Celsius recorded on Saturday. (Photo by Channi Anand/AP Photo)

A street side restaurant owner holds a bundle of Indian currency notes as he sits outside his restaurant in New Delhi in this November 22, 2013 file photo. Thousands of garment, leather, handicraft, and gems and jewellery exporters have watched helplessly as the rupee has appreciated by a quarter against Europe's common currency over the past 12 months. The result has been India's worst export performance since the global slump of 2009, an early setback to Prime Minister Narendra Modi's “Make in India” campaign to launch an export-led boom as he approaches a year in power. (Photo by Adnan Abidi/Reuters)

A woman paddles her boat in her water-logged courtyard after recent rains in the interiors of Dal Lake in Srinagar April 28, 2015. (Photo by Danish Ismail/Reuters)

A fisherman uses a rubber tube to float through the waters of river Sabarmati during the evening in Ahmedabad, India, April 29, 2015. (Photo by Amit Dave/Reuters)

A labourer carries bricks at a brick factory on the eve of May Day or Labour Day on the outskirts of Agartala, India, April 30, 2015. (Photo by Jayanta Dey/Reuters)

A man walks his sheep in a water-logged paddy field after recent rains in Srinagar April 30, 2015. (Photo by Danish Ismail/Reuters)

Labourers work at the installation site of Liquefied Petroleum Gas (LPG) pipeline on May Day or Labour Day in Chandigarh, India, May 1, 2015. (Photo by Ajay Verma/Reuters)

Men clean a statue of Lord Buddha in a temple on the eve of the Buddha Purnima festival, also known as Vesak Day, in Agartala, India, May 3, 2015. The festival commemorates the birth, enlightenment and death of Buddha. (Photo by Jayanta Dey/Reuters)

Labourers carry grocery items at a wholesale market in Kolkata in this November 14, 2014 file photo. (Photo by Rupak De Chowdhuri/Reuters)

A hand-rickshaw puller waits for customers at a roadside wholesale sugarcane market in Kolkata in this September 16, 2013 file photo. India, the world’s biggest sugar producer after Brazil, is expected to produce surplus for the sixth straight year. (Photo by Rupak De Chowdhuri/Reuters)

A boy somersaults as he cools off himself in the waters of the Ganges river in Allahabad, India, May 4, 2015. (Photo by Jitendra Prakash/Reuters)

Buddhist monks light oil lamps as part of prayers on the occasion of the Buddha Purnima festival, also known as Vesak Day, in New Delhi, India, May 4, 2015. The festival commemorates the birth, enlightenment and death of Buddha. (Photo by Anindito Mukherjee/Reuters)

A monk offers prayers at a Buddhist temple on the occasion of the Buddha Purnima festival, also known as Vesak Day, in Kolkata, India, May 4, 2015. (Photo by Rupak De Chowdhuri/Reuters)

A worker operates a drilling machine as he makes parts for diesel water pumps inside his workshop in Ahmedabad, India, May 4, 2015. (Photo by Amit Dave/Reuters)

Tribal people and farmers lie with sticks during a prayer ritual as they wait for blessings from a priest on the occasion of the Manda festival outside a Hindu temple in Ranchi, India, May 4, 2015. During the festival, the devotees pray to Hindu God Shiva and hold various rituals believed to bring rain. (Photo by Reuters/Stringer)

A labourer ties a bundle of sugarcane on a rickshaw to transport it at a wholesale sugarcane market in Kolkata, India, May 4, 2015. With farmers staying put on cane fields, India is seen producing excess sugar in 2015/16. A sixth annual surplus, the longest such stretch ever, will allow the world's No.2 sugar producer after Brazil to remain a net exporter, denting global prices that hit six-year lows in March on ample supplies. (Photo by Rupak De Chowdhuri/Reuters)

A woman peels sugarcanes on a railway track to sell it to sugarcane juice vendors at a slum area in Kolkata, India May 10, 2015. (Photo by Rupak De Chowdhuri/Reuters)

A woman rides a zip-line across the Sabarmati river on a hot summer evening in Ahmedabad, India, May 10, 2015. The length of the zip-line is around 350 metres, a municipal official said. (Photo by Amit Dave/Reuters)

An Indian worker polishes kitchenware water pots at a local stainless steel manufacturing unit on the eve of International Labour Day in Mumbai, India, 30 April 2015. Labour Day, or May Day, is observed all over the world on the first day of May to celebrate the economic and social achievements of workers and the fight for labourers' rights. (Photo by Divyakant Solanki/EPA)

A photograph of Bollywood actor Salman Khan, right, part of an advertisement poster is displayed at a cloth store in New Delhi, India, Wednesday, May 6, 2015. One of India's biggest and most popular movie stars, Salman Khan, was sentenced to five years in jail Wednesday on charges of running over five men sleeping on a sidewalk and killing one in a hit-and-run case that has dragged for more than 12 years. (Photo by Tsering Topgyal/AP Photo)

A Kashmiri woman covers her face as she crosses a dusty road in Srinagar, India, Wednesday, May 6, 2015. Air pollution kills millions of people every year, including more than 627,000 in India, according to the World Health Organization. The WHO puts 13 Indian cities in the world's 20 most polluted, with New Delhi deemed the filthiest, while pollution levels even in the countryside are often several times above what is deemed safe. (Photo by Mukhtar Khan/AP Photo)

An Indian farmer holds a bow and an arrow as he attends a gathering near the Indian parliament for a protest against the Land Acquisition Bill, in New Delhi, India, Tuesday, May 5, 2015. Indian farmers protested against the ruling Bharatiya Janata Party's Land Acquisition Bill, calling it anti-farmer in a country where agriculture is the main livelihood for more than 60 percent of the 1.2 billion people. (Photo by Altaf Qadri/AP Photo)

An Indian boy smokes a cigarette after a bath at a public fountain on a summer day in New Delhi, India, Wednesday, May 6, 2015. (Photo by Saurabh Das/AP Photo)

Elderly Indians perform yoga at a public park in New Delhi, India, Thursday, May 7, 2015. Yoga originated in India and is now popular across the world. (Photo by Tsering Topgyal/AP Photo)

Indian children cool themselves at a fountain as temperatures rise in New Delhi, India, Wednesday, May 6, 2015. (Photo by Saurabh Das/AP Photo)