In the 21st century, civil aviation air travel has grown in popularity as the fastest way to get from one part of the world to another. Taking a plane is the most common choice for long-distance travel, but since the inception of aviation, plane crashes continue to plague the industry. Aircraft crashes are the most devastating type of accident in the transportation system. According to USA Today's Gary Stoller, only 15 percent of people have survived a fatal crash in the past decade. Now, the focus on aviation safety is an ongoing process for the airline industry. Investigations into the causes of plane crashes are the key to unlocking the riddle of plane crashes. To find the root cause, scholars, experts and government agencies search and analyze a lot of database information about previous incidents. Among the various reasons that cause plane crashes I would like to talk about three reasons: pilot error, weather conditions and terrorist attacks. Pilot error and weather conditions are common causes of airline crashes. Pilot error can occur from simple errors to more serious errors that can cause death if poor judgments are made. Weather is an external factor that can cause a plane crash by affecting its ability to maintain level flight. Hijacking is not a common cause of airline crashes, but due to media exposure it has become a concern in the public mind today. The first recorded hijacking occurred in 1931; Subsequently, terrorist attacks have become a new and specific factor leading to airline crashes. Since the September 11 attacks occurred, which shocked the world and drew public attention to terrorist attacks, there has been a renewed focus on terrorism as the cause of… half the paper… N , July 29, 2011. Network. June 11, 2014. CNN is a well-known channel in the world and CNN news has a large audience following. The CNN report talks about the crash of Flight 447, caused by pilot error, and analyzed its causes. There are some details in the black box that make speculation closer to fact. “The Lockerbie Bombing or the Lockerbie Air Disaster – An Orthodox View: Pan Am Flight103.” martinfrost.ws. Former Martin Frost website. Network. June 21, 2014. The article provides a detailed report of the investigation into Pan Am Flight 103 with a detailed account of the tragedy. Wise, Jeff. "What Really Happened Aboard Air France 447." Popularmechanics.com. PopularMachine, December 6, 2011. Web. June 21, 2014. Wise's article talks about the process of France's collapse; used recorded voice