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Imagine a world without airports! Air travel has changed the way we live and work, but no one would be able to travel without airports. Over the past 100 years, air travel has gone from an unusual adventure to an everyday event. Discover the stories behind eight major U.S. airports, including how they were built, how many people they serve, and the problems and solutions that have changed air travel over the decades. Airports are a vital part of America's...
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They hover over rivers and lakes and valleys and railroad tracks and even parts of oceans. They can be beautiful and they can be ugly. But most of all, they need to be safe. They are the bridges of the United States. And more than 50,000 of them are in poor condition. Read all about American bridges in need of repair in this book. Learn about the ones that have collapsed and the ones that remain open despite remaining in bad shape. The interesting...
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Rivers have tumbled down mountains and floated lazily through flat plains in the US since long before Europeans first came to this continent. They were the only highways Native Americans used or needed. Even America's first settlers found it much easier to travel on the waterways than to build roads through the forests. Today our inland waterways carry millions of tons of cargo each year. But our waterways have not received the attention needed to...
Author
Series
Language
English
Description
Rivers have tumbled down mountains and floated lazily through flat plains in the US since long before Europeans first came to this continent. They were the only highways Native Americans used or needed. Even America's first settlers found it much easier to travel on the waterways than to build roads through the forests. Today our inland waterways carry millions of tons of cargo each year. But our waterways have not received the attention needed to...
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Ports, harbors and dams all serve great purposes. Dams prevent flooding. They provide a wall against onrushing water to protect people below. Ports and harbors allow ships to arrive from all over the world. Those ships import and export goods that people use. They create jobs and boost the economy. But there is a dark side explored in this book. The dams, ports, and harbors that are not maintained can suffer. The result is that people suffer. Dams...
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This book explores eight railroads and subways that are lifelines for transportation in the U.S., but are overloaded and often falling apart. Whether its Boston's T, Washington D.C.'s Metro, the crescent Corridor railroad route, or a Desert Line railroad running from the U.S. into Mexico, these pieces of infrastructure are very important to the entire country, but need emergency repairs and expansion right now.
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Infrastructure is something that we use every day, like roads, bridges, and tunnels, but probably never think too much about. However, in the United States, many parts of the country's infrastructure are old, falling apart, and desperately need repair and upgrading. Tunnels especially are vital to transportation, and extremely dangerous when they collapse. This book explores eight tunnels of different types that are lifelines for transportation in...
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