1、2008MCM A O 1 14 50 50 12 36 2008MCM A O 2 14 50 1 2 2008MCM A O 3 14 1 2 422 107 km3 3 611 108 km3 1 756 106 km3 2 624 106 km3 2 m m 2 44 5 49 2 13 12 19 2 74 10 36 10 2008MCM A O 4 14 1026 kg m3 919 kg m3 10 2 624 106 km3 6 7 m 50 1 2008MCM A O 5 14 Melt 1 V w Ci 0 919 SAwo 3 611 108 km3 SAwo w Ci
2、 V Melt 1 239 km3 50 3 3 cm 0 025 cm 0 007 cm 50 1 6 cm 2058 4 9 cm 2 2 m 50 2008MCM A O 6 14 2 20 1 25 50 0 7 2 9 50 50 0 7 0 14 50 0 7 2008MCM A O 7 14 msT Qx x m s T kJ Q 18 50 10 85 4 50 0 7 0 kg kJ 344 kg 16 10 45 1 1000 3 16 10 45 1 m 4 0cm 4 9cm 50 9cm 50 2 9 50 21cm 3 2008MCM A O 8 14 44 56
3、2 8 10 58 1 km 215m 215m 15 1 4 10 00 2 K change start change T B V V start V change V 2008MCM A O 9 14 B 1 4 10 00 2 K change T 50 2cm 12 5cm 50 12cm 36cm 2 44 50 12 4 7 36 14 3 3 75 50 2008 2008MCM A O 10 14 36 50 8 2008MCM A O 11 14 www fema gov Key West is the lowest in elevation of our four cho
4、sen coastal cities with an average of 2 44m After 50 years the sea level will rise between 12 cm 4 7 in and 36 cm 14 3in This city is by far the most susceptible to flooding When the sea level rises there will be a proportional rise in the water table of the city So not only will the city begin to f
5、lood at higher elevations than it does currently but it will also be harder to drain water after storms In addition there will be problems with overflowing sewers Based on our projections in model 3 75 of Key West will be at serious risk for flooding in about 50 years including the airport Key West
6、needs to consider how to prevent water from entering the airport area or even start thinking about building a new airport at a higher elevation this is of particular importance considering the flooding of key west in the summer of 2008 2 44 50 12 4 7 36 14 3 2008MCM A O 12 14 3 75 50 2008 Miami will
7、 experience problems similar to those of Key West Under the range of the scenarios there will be a small loss of beachfront land and some minor flooding along the Miami River Again there will be possible problems with overflowing sewers and drainage due to the raised water table However one of the b
8、iggest problems might arise during a significant storm such as a hurricane With the added height of the ocean and the low elevation of the Miami downtown area the city could experience long lasting floods of up 36 cm where flooding is now currently minimal In 50 years many buildings could be far too
9、 close to the ocean for comfort and their structural integrity might be compromised Daytona Beach will experience some loss of shoreline property and be slightly more susceptible to flooding in low lying areas In addition flood risks will be more severe in times of tropical storms and 2008MCM A O 13
10、 14 hurricanes However since there is a sharp increase in the elevation as one goes inland flooding will be minimal and city drainage will remain relatively normal Tampa will experience very little change from its current situation since its lowest lying regions are above 8 m However Tampa needs to
11、be prepared for additional flooding and possible drainage problems Limit coastal erosion The more erosion the more beachfront property will be lost Monitor the water table As the sea level rises so will the water table which affects foundations of buildings and sewers It would be advisable to restri
12、ct building construction within a set distance of the coast Prepare for flooding Higher sea level will produce greater flooding in storms Cities should prepare evacuation and emergency plans Use government information resources When it comes to predicting whether or not one s particular town is in d
13、anger there is an excellent online source for viewing potential flood levels We highly 2008MCM A O 14 14 recommend use of such resources of the Federal Emergency Management Agency at www fema gov Inform the public now information is the key to preparation and preparation in turn is the best way to combat the effects of the rising sea level over the years to come
