4JE+Pros+and+Cons

4JE Pros and Cons This page will be used to gather information for your project. As you read through material on the Internet and in books, you will record the facts for both pro and con on this page. You will also add the resource for your information through an Internet link or the title of your print resource.

Pros: Hydroelectricity Prevent Flooding Safer for shipping Famous
 * no need to burn coal
 * it can help global warming and not pollute
 * we are in charge of the 32 turbines that control hydroelectricity
 * Creates 18,000 megawatts of electricity
 * saving people's lives
 * 1000 times of flooding before dam
 * 1931 flooding this much of people drowned 145,000 people and 1954, 30,000 in 1998 1,500 people were killed
 * It use to kill 15million people died in every 5~10 years
 * form a deep channel(660 kilos)that improve the shipping condition in Chongqing
 * it will be easier for ship to go up and down
 * the shipping cost will cut off 30% to 37% in Chongqing
 * the installation of ship locks is intended to increase river shipping from ten million to 100 million tonnes
 * about 4,000,000 tourists visiting
 * can be seen from space
 * largest dam and also the largest hydroelectricity dam in the world



Cons: Dangerous They might die or go missing
 * Dynamite danger
 * 20 years of working day and night
 * breathe bad air
 * earthquake zone
 * got injured and they got buried
 * got crushed by rock, truck, or bulldozer
 * fall off from a high place such as a little building
 * fall into the river by accident

If the Three Gorges Dam fall in the middle of the constructing it will flood or make a tsunami or earthquake
 * || Length || 2,335 meter (7,661 ft) ||
 * || Height || 185meter (607) ||
 * || width || 131ft 115 meters (377 ft) **Crest:** 40 meters ||
 * it's in a large earthquake zone, so if it collapses, the deaths will be our fault