John Perritano

Discusses world health after World War II, with study questions at the end of the chapters.

As two of the rarest metals on Earth, gold and silver have amazed humans for centuries. People have searched the world for silver and gold, hoping to fill their pockets with the shiny metals. And yet during all of human history, only enough gold has been extracted to fill two Olympic-sized swimming pools. And not every aspect of the metals is pretty. Mining gold and silver comes with many environmental consequences. The countries of North America...

Science, technology, engineering, and math (STEM) have never been more important. Just about every part of our lives is touched by one or more of those fields. In this book, check out many stories from the world of Agriculture, including these breaking headlines: Science: Pond Scum Studies Aid Farmers Technology: Texting to Track African Agriculture Engineering: Urban Rooftops Convert to Fertile Farms Math: Calculating Soil Erosion Saves Lives Find...

Science, technology, engineering, and math (STEM) have never been more important. Just about every part of our lives is touched by one or more of those fields. In this book, check out many stories from the world of Space Science, including these breaking headlines: Science: Terraforming: The Science of Planet Creation Technology: Japanese Spacecraft Sails on Solar Wings Engineering: New Space Telescope Will Be Strongest Yet Math: Math Wins Again!...

It takes a special kind of bravery to face down a live bomb . . . but the people in this book demonstrate that courage every time they go to work. Experts on bomb squads around the world face new dangers every day. Inside, read how they stay ahead of the bombers and how they train their minds and bodies to handle the stress of disarming explosive devices. Adventure, courage, talent . . . and service-they can all be found in the stories of brave men...

This volume, Migration and Refugees, explores the movements of people since World War II-beginning with the huge flux of humanity following the war, up to the massive migrations of people out of the Middle East, North Africa, and Afghanistan today. It examines the ways economic hardship and political strife have caused people-over the last seven decades-to look for homes in new lands. And it also covers how environmental concerns and natural disasters...

Things aren't quite right at Copernicus Middle School when substitute history teacher Mr. Green enters the picture. He knows a little too much about ancient Egypt. Equally puzzling is the new student, Molly Stone, another expert on Egyptian history. Meanwhile, earthquakes and volcanoes are violently shaking the planet. Could these strange events be linked— and possibly to an ancient Egyptian prophecy? Dr. I.N. Stein calls on the Kid Squad to find...

Drugs that are derived from (or mimic the effects of) the poppy are some of humanity's oldest and most powerful. In fact, opiate drugs were the main tools of doctors for centuries. Unfortunately, misuse of opiates has reached epidemic levels, destroying lives and tearing families apart. This book looks at the history and effects of opiates and introduces readers to treatments that can help turn users' lives around. From caffeine and aspirin to heroin...

This volume, Trade, Economic Life, and Globalization, covers the economic devastation wrought by World War II, the institutions that the Allies created to help nations recover from the war, and how the Cold War bled into the economic arena. Consumerism and the emergence of the middle class in Western countries is also a major theme, as are the challenges-and promises-created by the expansion of free trade and the collapsing of national economic boundaries....

Indigenous peoples, British settlers, recent immigrant groups: Australia's past-along with the vast continent it occupies-gives the country its unique character. The astounding beauty of the Great Barrier Reef; the Outback still home to many aborigines; the native instrument called the didgeridoo; world-class cities such as Melbourne and Sydney-these highlights and more are celebrated in this volume on Australia's customs and culture. Covering history...