What is the magnetic field strength at distance d above or below the current sheet? to answer this question, you may find it to approximate the current sheet as many parallel, closely spaced current-carrying wires.

Answerthe global climate during the paleogene departed from the hot and humid conditions of the late mesozoic era and began a cooling and drying trend which dispite having been periodically disrupted by warm periods such as the paleocene-eocene thermal maximum, persists today;