Heat in South Asia could exceed survivable levels by 2100, says study

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Mains Paper 3: Environment | Conservation, environmental pollution and degradation, environmental impact assessment

From the UPSC perspective, the following things are important:

Prelims level: Not Much

Mains level: These kind of studies are important which shows extreme effects of global warming on human beings.


News

Serious Concern

  1. According to a study, South Asia could see humid heat rise beyond survivable levels by century’s end if nothing is done to halt global warming
  2. The densely populated farming regions of South Asia could fare the worst
  3. Why: because workers are exposed to heat with little opportunity for escape into air-conditioned environments
  4. The Study is published in the journal: Science Advances 

This study is first of its kind

  1. The study is to look not just at temperatures, but at the forecast of “wet-bulb temperature”, which combines temperature, humidity and the human body’s ability to cool down in response
  2. The survivability threshold is considered to be 35°C, or 95°F

 

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