The northern hemisphere currently suffers six times more heat waves than in the eighties and in places where temperatures exceed 45 degrees, temperatures can remain at 40 degrees at night
Since Covid, many such cases are coming to the fore in which people are dying suddenly due to cardiac arrest at a very young age. Sudden cardiac arrest is rare in young people, but it can happen.
According to calculations by WHO), each year exposure to air pollution causes seven million premature deaths and causes the loss of as many more million years of healthy life.