This book provides the history of biofuels, different uses, positive and negative characteristics, and how they will impact the future.
This book explains what going green means, what eco-friendly energy is, and how readers can make a difference.
Did you know that much climate change is caused by natural events? But how do humans influence climate change? Answer this question and learn how scientists make predictions about climate change. This title supports NGSS for Earth and Human Activity.
A region's climate affects nearly every part of animals' and peoples' lives. Learn about how humans contribute to climate change and what you can do to help limit its effects. This title supports NGSS for Earth and Human Activity.
The usual climate of an area can change drastically. But what causes climate change and how can you help protect the planet? Read on to answer these questions and others. This title supports NGSS standards for Earth and Human Activity.
What we eat can help decide the future. Learn how our food sources are closely linked to climate change and what we can do to help limit its affects. This title supports NGSS for Earth and Human activity.
With real world examples of science at work, this book focuses on the impact of invasive plants on the environment.
With real-world examples of science at work, this book introduces the consequences of the spread of invasive species.
With real-world examples of science at work, this book introduces the benefits of constructing homes using ecologically friendly materials.
This book explains why whales are endangered, what human activities have put them at risk, and what can be done to save them.
This book explains why gray wolves are endangered, what human activities have put them at risk, and what can be done to save them.
This book explains why giant pandas are endangered, what human activities have put them at risk, and what can be done to save them.
This book provides an understanding of the impact that humans have on Earth and suggests ways to reduce damage to the environment.
This book describes the importance of wetland areas to Earth's ecosystem and discusses threats against areas such as the Everglades and the Arcata Marsh and Wildlife Sanctuary, along with the efforts to restore and protect wetland areas.
This book explains why sea turtles are endangered, what human activities have put them at risk, and what can be done to save them.
This book explains why whooping cranes are endangered, what human activities have put them at risk, and what can be done to save them.
This book explains why Steller sea lions are endangered, what human activities have put them at risk, and what can be done to save them.
This book explains why manatees are endangered, what human activities have put them at risk, and what can be done to save them.
This book explains why cougars are endangered, what human activities have put them at risk, and what can be done to save them.
This book explains why bats are endangered, what human activities have put them at risk, and what can be done to save them.
En el libro se explica cómo se puede vivir en casas amigables con el medio ambiente.
Explores electricity from the power plant to your home. Includes how electricity is made, circuits, how we use electricity, and the effects our changing world and weather have on how it works.
Discusses things that rot and break down and things that don't. Investigates how decomposing things may feed insects or animals and help the soil. Discusses recycling.
Explores energy, how we use it, different types and forms of energy, conservation and transformation, renewables vs. non-renewable, and energy conservation.
This book takes a look at the biological, nuclear, and chemical weapons that are known to be weapons of mass destruction, the history of human conflict, and how warriors have sought the best weapons for the most effective means of winning.