Why did Iran experience a harsh winter?

Why did Iran experience a harsh winter?

In the summer, given the widespread use of electric cooling devices and considering Iran's climate, it is acceptable that Iran's mostly worn-out power plants will have trouble supplying electricity. But what about the power outages in the winter?
Fuel smuggling ads hit cyberspace

Fuel smuggling ads hit cyberspace

Everything can be found in cyberspace, from Iranian crude oil exports to gasoline, diesel, fuel oil, and liquefied petroleum gas. Since there is insufficient monitoring of the purchase and sale of fuel in cyberspace and its sources of supply, it seems that traces of smuggling can be seen in online fuel sales.