Help Please very quick! 40 points!

First:
Explain how the climate in a specific region differs during El Niño and La Niña.


Second: Provide a possible solution to reduce the damaging effects of an El Niño or La Niña event.


Third: (You don't have to answer this one if you dont know, but if you can that would help me very much! :D)
Provide a possible solution to reduce the damaging effects of an El Niño or La Niña event.