Los ciclos de la Tierra (Earth’s Cycles)

Learn About The Destructive Effect Non-Native Animals Have On Native Plants And Animals When They Invade An Environment.

If we could take a trip to the center of the Earth, what would we find? In this amazing book readers can do just that with the help of a special ship that can handle the extreme heat and pressure deep beneath Earth’s crust. Digging through a few miles of the crust is just the start of the nearly 4,000-mile journey to Earth’s core. Readers might be surprised to find that not all of the trip is through solid rock, as the intense heat does strange and amazing things to the material that makes up our planet!

Hoy en día sería difícil concebir cualquier tipo de trabajo sin el apoyo o la participación directa de todo tipo de herramientas informáticas. Desde la aparición de los primeros ordenadores, estos han pasado a desempeñar un papel esencial en las tareas productivas, en nuestras relaciones sociales y en nuestra vida cotidiana. Entre las diversas aplicaciones informáticas, las ofimáticas (acrónimo de oficina e informática) son las que se emplean habitualmente para efectuar trabajos administrativos en el entorno doméstico o de oficina. El presente libro explica las operaciones, desde...

The world around us is more powerful than we know. Discover how earthquakes, tsunamis, volcanic eruptions, hurricanes, and more have affected people and places around the world in this Spanish-translated nonfiction title. Through informational text, vivid images, and stunning facts and charts, readers will learn about disasters such as The Great Potato Famine, Hurricane Katrina, Mount St. Helens, the 1906 San Francisco earthquake, as well as epidemics and pandemics such as the bubonic plague and swine flu.