New Delhi, July 15 -- The temperature-related sleep loss linked to climate change has at least doubled since the early 1970s, a new study conducted across all 1,338 major global cities has found

The analysis by Climate Central also shows that over the last five years, the average person globally lost nearly 56 hours of sleep due to high temperatures. More than 10 per cent of that sleep loss was attributed to climate change, primarily caused by burning fossil fuels like coal, oil, and gas, and cutting down forests.

Climate Central is an independent group of scientists and communicators that researches and reports the facts about our changing climate and how it affects people's lives.

This is the first analysis to directly quantify the n...