heat

A Pakistani youth, who was Internally Displaced from Pakistan's tribal areas, sleeps on a bed to escape the heat trapped in his mud home, near a wholesale fruit and vegetable market where he works, on the outskirts of Islamabad, Pakistan, early Monday, Sept. 22, 2014.

Muhammed Muheisen/AP

An youth displaced from Pakistan’s tribal areas sleeps outdoors near the wholesale fruit and vegetable market where he works on the outskirts of Islamabad, Pakistan, to escape the heat in his mud hut

Children play in a fountain to beat the heat in central Seoul on August 1, 2014.  South Korea's state weather agency issued a heat wave warning for Seoul for the first time this year, advising people to stay indoors. Heat wave warnings are issued when the daytime high is expected to stay above 35 C (95F) for two or more consecutive days, according to state media.

Ed Jones/AFP

Children play in a fountain to beat the heat in central Seoul on Friday. South Korea’s state weather agency issued a heat wave warning for Seoul for the first time this year, advising people to stay indoors, as temperatures are expected to exceed 35 celsius

Pakistani day laborer Hassanain Ahmad, 17, cools off under a water supply pipe as the temperature rises in Islamabad, Pakistan, Monday, June 2, 2014. Temperatures reached 39 degrees Celsius (102.2 degrees Fahrenheit)

Muhammed Muheisen/AP

Pakistani day laborer Hassanain Ahmad cools off under a water supply pipe as the temperature rises in Islamabad, Pakistan to 39 degrees on Monday

A man takes a nap on a cushion which is displayed as a promotional event of a fashion brand at a shopping mall in Beijing May 30, 2014. Temperatures in Beijing on Friday reached 37 degrees Celsius (98.6 Fahrenheit) since it hit a record high of around 40 degrees Celsius (104 Fahrenheit) yesterday, the highest since 1951. The Beijing heatwave is expected to continue through the weekend, local media reported.

Kim Kyung-Hoon/Reuters

A man takes a nap on a cushion, displayed as part of a promotional event, at a shopping mall in Beijing. Temperatures in the city on Friday reached 37 degrees centigrade

A man puts up a fan to block off the strong sun in the afternoon heat at the Bund, one of the most popular tourist spots in the city, in Shanghai, China, Wednesday, Aug. 7, 2013. Hot weather has set in with temperatures rising up to 40 degrees Celsius (104 degrees Fahrenheit) in Shanghai. (AP Photo/Eugene Hoshiko)

Eugene Hoshiko/AP

A man puts up a fan to block off the strong sun in the afternoon heat at the Bund, one of the most popular tourist spots in the city, in Shanghai, China

A man rides on a water chute at an Aqua arena in Mogyorod, near Budapest, as temperatures reach 38 degrees Celsius (100 degrees Fahrenheit) in Hungary, August 6, 2013.

Laszlo Balogh/Reuters

A man rides down a water chute at a water park in Mogyoród, near Budapest, as temperatures reach 38C in Hungary.

A boy cools off in a fountain at a park in Shanghai, China, Thursday, Aug. 1, 2013.  Hot weather has set in with temperatures rising up to 40 degrees Celsius (104 degrees Fahrenheit) in Shanghai.

Eugene Hoshiko/AP

A boy cools off in a fountain at a park in Shanghai, China on Thursday. Hot weather has set in with temperatures rising up to 40 degrees Celsius (104 degrees Fahrenheit) in Shanghai.

Bangladeshi children cool off at Mohammadpur Geneva camp in Dhaka, Bangladesh, Tuesday, July 30, 2013. Mohammadpur Geneva Camp is one of the largest refugee camps in Dhaka City.

A.M. Ahad/AP

Bangladeshi children cool off at Mohammadpur Geneva camp in Dhaka, Bangladesh on Tuesday. Mohammadpur Geneva Camp is one of the largest refugee camps in Dhaka City.

Afghan men cool off with water in a stre...Afghan men cool off with water in a street in Herat on July 29, 2013.   Western Afghanistan is flat and open with the climate accordingly hot and dry around Herat and temperatures are reaching the early forties.  AFP PHOTO/Aref KARIMIAref Karimi/AFP/Getty Images

Aref Karimi/AFP

Men cool off with water in a street in Herat, western Afghanistan, on Monday, where temperatures hit the 40s 

A guide shields her face from the sun while touring the park surrounding Kumsusan Palce of the Sun, the mausoleum where bodies of the late leaders Kim Il Sung and Kim Jong Il lie embalmed on Thursday, July 25, 2013 in Pyongyang, North Korea. (AP Photo/Wong Maye-E)

Wong Maye-E/AP

A guide shields her face from the sun while touring the park surrounding the Kumsusan Palace of the Sun in Pyongyang, North Korea.