The reason why the large-scale convection currents occur in the atmosphere is because Earth's rotation causes air at the equator to move much faster than air at the poles.
<h3>What is convection?</h3>
This can be defined to mean the circular motion that air is made to pass through.
This causes warmer air with faster molecules to be dense as the cooler air gets to the atmosphere.
The NAFTA (North American Free Trade Agreement) is the agreement that has lowered trade barriers between Mexico and the rest of North America. It was signed January 1, 1994.
