Question

How is it that the lowest temperature at the tropopause are vertically over the equator rather than over the poles

Answer 1

✔ How is it that the lowest temperatures at the tropopause are vertically over the equator rather than over the poles ?

Thetropopause is the upper limit of the troposphere which is about 1-5 km thick. The height of tropopause is 17 km over the equator and 9 to 10 km over the poles.