En el libro se explica qué es la biodiversidad y cómo puede ayudar a conservar las especies de plantas y animales de los diferentes ecosistemas.
En el libro se explica cómo se protege a la población de las inundaciones.
This book provides the history of biofuels along with their different uses, their positive and negative characteristics, and how they may impact the future.
En esta serie se explican las formas más importantes de energía alternativa que se usan actualmente, sus ventajas y cómo se utilizan.
Provides the most current information on the people, culture, and conflicts of Afghanistan. Maps, photographs, and other text features help to support understanding.
Provides the history of biofuels, different uses, positive and negative characteristics, and how they will impact the future.
The most current information on cell phones is provided in this book. Also included are facts about how they work, how to text, and how they have impacted our world.
The internet and email have changed our lives. Find out why by reading the history, characteristics, uses, and future applications of this incredible invention.
The uses of wind energy is the topic of this book. Explains the positive and negative impact this form of energy can have on our world.
Solar energy is explained. Included in the book is where it comes from, who uses it, and the positive and negative benefits of using it.
Pakistan's current situation is addressed using information about its history, culture, and people.
The ancient history and current events of the country of Iran are explained in this book. Its impact on the rest of the world is emphasized using the most up to date information.
In graphic-novel format, this book chronicles the dust storms which plagued the plains states from 1930 to 1939 while depicting one family's efforts to escape the devastation and start a new life in California.
Eco-friendly energy is explained. The most current information is provided while establishing the understanding that it does not take much to make the world a better place.
One of the most sacred yet volatile countries in the world is Israel. Its history helps the reader to understand the current crisis it faces.