We live in an energy-rich age, in which we can turn on a light with the flick of a switch or drive anywhere by turning a key. But, our vehicles, factories, and power stations, which create the electricity needed to light and heat our buildings, pump carbon dioxide into Earth’s atmosphere. Carbon dioxide overload from these human activities is making our planet hotter and hotter - and is causing the Earth's climate to change. Find out what scientists are doing to find sustainable new forms of energy that will secure our planet’s future.
Earth has a limited supply of fossil fuels, and in the near future this supply will come to an end. However, more people live on the planet than ever in its history - and they all need energy. One of the ways in which we can meet this increasing demand for energy is through nuclear power. Nuclear power stations do not drain our planet of its resources, and they can supply a seemingly limitless source of energy. Discover more about nuclear energy, how it is created and harnessed, and the controversies and challenges that surround it.
The endless and enormous power of the sun provides life to all organisms on Earth, from the smallest plant to the largest animal. This awesome power is being used today to provide a rich and abundant source of energy in many parts of the world, and to operate machinery and heat and light buildings. Discover how the sun is powering our planet, the technology used to harness it, and what the future of solar power could be.
Our planet’s weather offers some incredible solutions to our growing energy needs, and one of those solutions is wind power. Offshore and onshore wind farms are an increasingly familiar sight in many countries around the world. Wind farms tap into this clean, sustainable, and renewable form of energy. Find out how wind power works, where in the world it is being used, and how this green energy supply could be one answer to the energy problems that face us today.
Beneath Earth’s surface is a boundless source of energy - geothermal energy. Heated by our planet’s red-hot core, hot water and hot rock below the ground on which we walk already provides energy in many parts of the world, from Alaska to Hawaii. Discover the different forms of geothermal energy, how people are harnessing and using this rich supply, and how it could be an important part of our energy future.
Agricultural engineers are in the front line in the challenge to provide a secure food supply for our world. This timely book explores how engineers design methods, as well as machinery for growing and harvesting crops, to make farming more efficient. Real-life examples help students understand key concepts related to this important profession. With an overview of the engineering design process, readers are encouraged to apply the same steps into their own agricultural engineering challenge.
Spying and surveillance has always relied on cutting-edge science to push the boundaries. The same techniques are often used today by hackers to commit online data security breaches. This intriguing book will captivate readers who have an interest in spymaker gadgets, computer science, and biometric data for online identification and security.
This timely book describes the details of three real case studies of investigative journalism about health care. Stories include journalists exposing wrongdoing by drug companies, neglect of dying patients in by hospice home-care providers, and lead-poisoning from drinking water in Flint, Michigan. Readers will gain an understanding of the research process, the ethical standards journalists must follow, and the perseverance required to confirm a story and affect change.
This informative title describes the details of three real case studies of investigative journalism about the environment. Stories include journalists following a trail of electronic waste to Africa, chemical pollution by a company affecting people's health, and unfair use of water resources. Readers will gain an understanding of the research process, the ethical standards journalists must follow, and the perseverance required to confirm a story and affect change.
The online world is an environment full of opportunity - and risks. Social networks and online shopping sites encourage users to share personal information about themselves, but this can expose them to Identity spoofing and theft. Digital Data Security explores the many issues involved with cyber security, how companies combat hackers, and and how individuals must take charge of their own digital safety.
How have oil and energy pipelines become one of the most divisive political issues today? Using fact-based analysis, this title explores the issues that have sparked environmental and economic debate and protest.
Modern transportation lets us travel farther and faster than ever before, but these developments have come at a cost. This book explores ways we can move around without harming the planet. Case studies show how scientists are working on cleaner fuels and new forms of transportation in order to prevent pollution, which affects people’s health, and greenhouse gases, which contribute to climate change. Find out how we can contribute by changing our own transportation habits.
The Internet gives us information at our fingertips and puts us in touch instantly with anyone in the world. It reduces our need to use paper or travel long distances to meet, but its growth has come at a cost. Find out how we can stay connected without harming ourselves or the planet in this insightful look at the Internet and social media. Case studies reveal the environmental impact of producing and discarding the computers and other devices we use to access the Internet, as well as the human toll from serious problems such as cyber bullying and online addiction.
Plastic pollution is one of the most urgent environmental problems facing our planet. This timely title shows how we can stop plastics from doing further harm. Find out what plastics are, how they are made, and why they are so widely used. Case studies reveal the negative impact of plastics, especially micro beads and single-use plastics, on the oceans and coasts, as well as in our landfills and food chains.
Modern farming allows us to buy almost any kind of food at any time of the year. But this convenience comes at a cost. This important book shows how we can farm and grow food without harming the planet. Case studies show how scientists are investigating ways to prevent the problems modern farming creates, including pollution from chemicals used for growing crops, clear cutting of rainforests to make space for grazing and farmland, and contributing to climate change by breeding more and more livestock. Useful suggestions encourage readers to find ways to reduce their food waste and packaging.
Most of our energy has come from oil, gas, and coal. Find out how we can heat and light our buildings, travel, and power our computers and devices without harming the planet in this resourceful title. Extracting resources damages the environment, and burning them contributes to global warming, harms our health, and pollutes the air and water. Case studies show how scientists are investigating renewable energy sources, such as wind and solar power, how to make homes and buildings more energy efficient, and how we can use less energy by changing our own behavior.
More than half the world’s population live in cities, and that number is rising. Find out how we can create buildings and cities without harming the environment in this informative title. The growth of cities can lead to overcrowding, pollution from transportation and factories, and the release of greenhouse gases from buildings. Case studies show how scientists, architects, and planners are investigating how to build more energy-efficient houses and more sustainable cities.
We use it every day in products as varied as prescription drugs, toys, and toothbrushes. In less than a century, plastics have become integral to our daily lives. But plastic waste also clogs Earth’s oceans and other water bodies. Research has shown that microplastics have even accumulated in our bodies. This timely book investigates our increasingly problematic use of plastics in all areas of our lives and how our attempts to curb use and mitigate the harm of plastics are not working fast enough.
Once thought to be extinct in the wild, the southern white rhino is now classified as near threatened and lives mostly on protected reserves. Over 100 years of conservation efforts have made it the only rhino of the five rhino species not listed as endangered. This engaging book explores how habitat loss and relentless poaching for their horns nearly brought this species to extinction. Readers will discover how this species was saved from extinction and whether similar strategies may help other rhino species in peril.
Less than two decades ago, four Island Fox subspecies faced extinction. Human activities, including pollution and the introduction of invasive species, threw the Channel Islands’ ecosystem out of balance. Thanks to the concerted efforts of wildlife biologists, government officials, and others, the island fox has made the fastest recovery of any mammal in the history of the Endangered Species Act. This fascinating book traces the events that nearly caused the island fox’s demise, and the collaborative efforts that led to recovery of this “comeback kit.”
The California Condor is one of North America’s largest birds. These mighty scavengers were nearly wiped out by habitat loss, poaching, and lead poisoning. In 1982, only 22 California Condors remained in the wild! In this engaging book, readers will learn about the captive breeding programs, public education, and other conservation efforts that have led to a small but increasing population of California Condors in the wild.
The Grand Cayman blue iguana is named after the small island in the Caribbean Sea on which it lives. The largest reptile on the island, it had few predators until people arrived. Habitat loss and invasive species quickly diminished the blue iguana population to fewer than 25 by 2005. This captivating book traces the iguana’s remarkable journey back from the brink of extinction and highlights the continued efforts to protect the species.
Would you be surprised to see a coyote wandering down a suburban street? Once considered a native of open grasslands and plains, coyotes have become “adaptors” to the human territory of paved streets and houses. An examination reveals the ways in which animals such as coywolves, white-tailed deer, red foxes, red-tailed hawks, and alligators live on the periphery of developed areas. Special sections address encroachment and how humans can learn to adapt to wild animals in their backyards.
Paris, France has a population of 2.2 million people and 3.8 million rats. Toronto, Canada is the raccoon capital of the world. This intriguing book focuses on urban animals called “exploiters.” These are animals such as squirrels, raccoons, skunks, opposums, rats, and crows who have turned living near humans to their advantage. An examination reveals the ways in which these animals have adapted to living alongside humans. Special feature boxes address city-specific animal control and rehabilitation programs.
When you live in bear or cougar territory, you learn to lock your garbage cans indoors, keep your pets safe, and not feed wild animals. This exciting and highly illustrated book focuses on the “human avoiders,” animals that are sometimes found on the fringes of urban developments, where humans are the new kids on the block. Readers will gain an understanding of human-wildlife conflict, as well as key concepts in wildlife conservation of animals such as gray wolves, mountain lions, and gray foxes.