The Haiti earthquake occurred on January 12, 2010 and had a magnitude of 7.2 degrees, where approximately 350,000 injured 316,000 people died and 1.5 million people homeless, an earthquake occurs when two plates energy is released start voltage and which produces wave hitting the ground. Something that was contributed directly to Haiti for being such a poor country had a high rate of deforestation for land for fields and plantations which caused the soil erosion has other consequences as worsening drought, warmer summers and floods.
"A great threat to our survival is deforestation"
COLOMBIA-TRAGEDY IN ARMERO
was the November 13, 1985 where there was an eruption of the Nevado del Ruiz volcano where the mixture of hot volcanic gases caused fluid debris, dirt and mud that killed about 20,000 of its inhabitants although notice of possible eruption and the immediate evacuation of most residents were not aware of the danger they faced also had nowhere to go and decided to stay home.
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