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BlueSG, the first electric car-sharing service in Singapore, has 1,000 electric cars.
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A heat action plan aims to increase preparedness and lower the adverse impacts of extreme heat by outlining strategies and measures to prepare and recover from heatwaves.
Vetri Selvan says heat advisory has been issued for the last three years but it does not talk about specific guidelines for every department to work on.
“We need to understand heatwaves fuelled by climate change. That understanding is currently lacking even among health care professionals,” says Vetri Selvan.
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In 2018 two faculty from the Department of Physiology, Indira Gandhi Medical College and Research Institute in Puducherry, presented the findings of a study on heat stress during hyperbaric intervention on tunnel boring machine (TBM) in Chennai Metro Rail construction.
After a thoroughgoing medical examination, 188 miners worked under increased atmospheric pressure for more than 45,000 man hours on this particular underground stretch. Most of the time, work was carried out in the temperature range of 34–45° C. On a few occasions, the heat coming out of the excavation chamber was so intense that miners could not enter the chamber to record the temperature and the work was abandoned, says the study. Temperature above 50°C was recorded on 20 occasions. “Five hundred kilogram of ice in 25 kg blocks was placed inside the excavation chamber to reduce the temperature,” it says.
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