検索キーワード： "rose rose" 工学

We prefer not to talk about it, but we should. Disease spread by waste kills more people worldwide every year than any other single cause of death. Even in America, nearly two million people have no access to an indoor toilet. Yet the subject remains unmentionable. Moving from the underground sewers of Paris, London, and New York (an infrastructure disaster waiting to happen) to an Indian slum where ten toilets are shared by 60,000 people, The Big Necessity breaks the silence, revealing everything that matters about how people do - and don't - deal with their own waste.

With wit and sharp insight, former Traffic Commissioner of New York City, Sam Schwartz a.k.a. "Gridlock Sam", one of the most respected transportation engineers in the world and consummate insider in NYC political circles, uncovers how American cities became so beholden to cars and why the current shift away from that trend will forever alter America's urban landscapes, marking nothing short of a revolution in how we get from place to place.

The bicycle is a vestige of the Victorian era, seemingly out of pace with our age of smartphones and ridesharing apps and driverless cars. Yet we live on a bicycle planet. Across the world, more people travel by bicycle than by any other form of transportation. Almost anyone can learn to ride a bike—and nearly everyone does. In Two Wheels Good, writer and critic Jody Rosen reshapes our understanding of this ubiquitous machine, an ever-present force in humanity's life and dreamlife, and a flashpoint in culture wars for more for than 200 years.

The bicycle is a vestige of the Victorian era, seemingly at odds with our age of smartphones and ride-sharing apps and driverless cars. Yet we live on a bicycle planet. Across the world, more people travel by bicycle than any other form of transportation. Almost anyone can learn to ride a bike—and nearly everyone does.

We are all familiar with the force we recognize as electricity right? But where does this amazing force come from? This audiobook explains what electricity is and highlights some of the people who have made major contributions to our knowledge of this force. It also takes a look at what the generation of electrical energy is doing to the climate and contains some references to other sources of information on this topic.