4. Because of the excess heat in the atmosphere the [polar ice caps will start melting causing the water level to rise. This is also bad for the animals that live on the ice because their home is slowly melting
5. 1ft 2 ft 3ft Because of the melting polar Ice caps the oceans are slowly rising. If, by the end of the century, the water level rises just 2 feet it would cover 10,000 square miles of land. And the water could also rise because of a storm. In that case low lying areas would be 2x more damaged.