When a severe storm strikes the floods sometimes last longer. Why?

Which domain endings indicate websites that are most likely to be reliable sources? check all that apply. sites ending in .net

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?

Qual é a diferença entre a pecuária transumante e a pecuária nômade? o que impulsiona cada uma delas?