<p><strong>Fig. 3.7.</strong> Hypothetical simplified atmospheric circulation between the equator and poles if the earth did not rotate. Hot, moist, less-dense air masses rise at the equator and becoming cold, dry, and more dense before sinking at the poles.</p>

Fig. 3.7. Hypothetical simplified atmospheric circulation between the equator and poles if the earth did not rotate. Hot, moist, less-dense air masses rise at the equator and becoming cold, dry, and more dense before sinking at the poles.

Image by Byron Inouye