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Los derrames de petróleo tienen un grave impacto en el medio ambiente, matando innumerables especies silvestres, destruyendo hábitats importantes y contaminando nuestras aguas. Los lectores siguen a un grupo de voluntarios mientras aprenden sobre lo que los derrames de petróleo le hacen a nuestro medio ambiente, qué medidas se pueden tomar para limpiar después de los derrames de petróleo y las formas de evitar que ocurran futuros derrames.
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Sin stockEn este libro, los estudiantes escuchan mientras los científicos, agencias gubernamentales y grupos de trabajo ambientales debaten y discuten el futuro de los combustibles fósiles. Los lectores descubrirán que los suministros de combustibles fósiles son limitados, las formas de conservar esta importante fuente de energía y cuáles son algunas de las fuentes de energía alternativas y más limpias.
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Sin stockDiscute el calentamiento global, su efecto sobre los casquetes polares de la Antártida y el efecto que su fusión tiene sobre el nivel del mar, a través de una historia ficticia en formato de novela gráfica sobre una expedición científica a la Antártida.
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The Statue of Liberty is an icon of the United States. The story of Lady Liberty is one of friendship, cooperation, and a firm belief in democracy. Readers will learn about the ingenious engineering within the statue. Theyll see vivid photographs showcasing her creation in France and her current watchful presence in New York Harbor. Readers will also learn why the statue has become a symbol of optimism and pride for many people.
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What does it mean to be a good citizen? It means being helpful and following the rules. Readers discover that they can do their part to make their communities better one small action at a time. Colorful photographs show kids being the best citizens they can be at school, at home, and with their friends.
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Gymnasts are among the strongest athletes in the world. They leap, tumble, flip, and fly through the air with finesse. Readers interested in gymnastics will discover what it takes to become a gymnast, as well as the different gymnastic events they can participate in. Photographs of gymnasts and gymnastic apparatuses show readers what its like to join the team.
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Tacos, enchiladas, tortillas, and even huevos rancheros are not unusual items in many American restaurants. Mexican food is loved all over the world, but Mexicos kitchens hold much more than these dishes. Some surprising ingredients and fascinating cultural facts are in store for readers and fledgling chefs. Mexicans use prickly pear cactus, plantains, and even chocolate in their meals. A salsa recipe at the end of the book gives young cooks a chance to create their own fiesta!
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Some of the most famous animals in history have been horses. From George Washingtons trusty Arabian, Magnolia, to the fictional stallion Black Beauty, horses have played an important part in historical events, books, television shows, and movies for many years. Readers will discover important facts about some of the worlds most important and beloved horses. Photographs of the horses and their owners help illustrate these amazing and beautiful animals.
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Emeralds are the most expensive gems in the world, but it takes a lot of time and effort for them to get that way. Readers will discover many interesting facts about this beautiful May birthstone that takes millions of years to form. Vibrant photographs capture emeralds at all stages, from the mines to beautiful pieces of jewelry.
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There are many different types of diamonds in the world. They come in a range of colors and can be cut into all kinds of shapes. This book shows readers that the way these different kinds of diamonds are created really isn't that different at all. Interesting facts and detailed photographs explain where these gems come from, how they're made into jewelry, and what makes them so valuable.
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Even though its smaller than many killer snakes, the death adder is still very dangerous. Readers will soon discover exactly why this snake is so aptly named. Colorful photographs show this venomous snake in action as readers learn exciting facts about how death adders hunt, eat, and survive. Excellent Spanish translations provide engaging support for bilingual learners.