The seismic focus is the point in the earth's crust where an earthquake originates from.
Answer: Coffee (Café)
Explanation: Coffee is one of Costa Rica's biggest exports. (El café es una de las mayores exportaciones de Costa Rica.) It has become a very important part of the economy and aided in developing the country. (Se ha convertido en una parte muy importante de la economía y ha ayudado al desarrollo del país.) The coffee plantations have become major tourist attractions of the area. (Los cafetales se han convertido en las principales atracciones turísticas de la zona.)
<span>The margins surrounding the Atlantic ocean are passive, meaning they are not actively taking part in a continental rift or collision. Contrarily, the Pacific margin is active, as it occurs at a plate boundary. The Pacific Ocean is shrinking, while rifting in the middle of the Atlantic is causing it to grow.</span>
When factories and power plants in that area burned coal, fossil fuels, sulfur dioxide and nitrogen oxides