Crisis energética: El futuro de los combustibles fósiles (Energy Crisis: The Future of Fossil Fuels)

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

Correlated to the science curriculum, our Spanish-language series describes how the types of homes that different animals build reflect adaptations to their environments. Through simple, easy-to-follow text, each volume looks at each type of home as a shelter from predators and weather and a place to store food and raise young. Young readers also learn how animal homes and human homes fulfill similar needs and functions.

Ni casamenteras, ni amigas bienintencionadas, lo que se lleva ahora son los asesores de citas. Victoria Sachs es una periodista especializada en política internacional. Con la llegada del calor desciende el número de noticias, por lo que decide documentarse para escribir una serie de columnas ligeras para el suplemento de verano sobre un sector en auge: el del asesoramiento de citas.

Pertenece al certificado de profesionalidad montaje y mantenimiento de instalaciones solares fotovoltaicas (ENAE0108). Corresponde al modulo MF0836_2: montaje de instalaciones solares fotovoltaicas, en cuestión se trata de la unidad formativa 3: UF0153: montaje eléctrico y electrónico en instalaciones solares fotovoltaicas. Los contenidos de este libro se corresponden con los de la unidad formativa 0153, del módulo "Montaje de instalaciones solares fotovoltaicas", perteneciente al certificado de profesionalidad "Montaje y mantenimiento de instalaciones solares fotovoltaicas". El montaje...

Winter, spring, summer, and fall — what causes them? Let's explore Earth's four seasons to find out! The Mi Mundo (My World) series is perfect for young learners in prekindergarten through grade 2. These 16-page books give readers an accessible introduction to nonfiction reading. Color photographs and fun, factual examples will grab the attention of young readers and help strengthen reading comprehension skills.