Dangerous heat from climate change is taking a toll on laborers' health, and also on their ability to work: In 2017, a total of 153 billion labor hours were lost globally due to heat exposure, up 62 billion from 2000, according to a study published in The Lancet, a British medical journal. The agricultural sector lost the most — 122 billion labor hours.

Source: “The Lancet: Proportion of population vulnerable to heat exposure is rising globally,” EurekAlert!, Nov. 28, 2018, https://tinyurl.com/vxefso6

Data for the graphic are as follows:

Labor Sector Percentage of Labor Hours Lost Number of Labor Hours Lost
Agricultural 80% 122 billion
Industrial 17.5% 27 billion
Service 2.5% 4 billion

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