Which of the following is not usually an effect of increased agricultural yields within a society?

El nino is a weather phenomenon caused when warm water from the western pacific ocean flows eastward. part1baan average of 7.7 hurricanes and 3.6 major hurricanes compares to 5 hurricanes and 1.5 major hurricanes from 1995-2005

The answer is d if you are on edgenuity. 

Answer( solar wind );

Answerscripps institution of oceanography; i believe this is correct plz check first good luck;