Sociedades y territorios en riesgo

Behind the appearance of an innovative vaccine there is a history of determination and struggle, of breaking established models, and of overcoming the mistrust that generates a new theory. In this book we are going to learn about those stories, the stories of great scientists who fought to prove new theories and are now behind vaccines that save or will save millions of lives. We will experience with them the moment when they discovered that they had defeated a virus. We will travel inside the infectious agents to learn about their ability to gain ground in humans, the biological tools they...

Se analizan las causas de la salinización del acuífero, su evolución en el espacio-tiempo y su estado actual; además se modeliza el fenómeno y se exponen los riesgos que comporta y sus soluciones. La obra es de especial interés para investigadores y organismos encargados del estudio del agua.

Everyone has questions about our universe: How hot is Venus? Can you distinguish between a pulsar and a quasar? Is there a universe or a multiverse? Where do we fit into the infinitely grand scheme of things? How do we map the Cosmic Microwave Background? Most tantalizing of all: Is there anyone out there? This small volume encapsulates the terrifying hugeness of the cosmos into bite-sized particles that mere earthlings can understand. It takes you on a cosmic tour, shedding light on the most awesome of objects and places and explaining some very big ideas, concepts, and discoveries. It also...

Gorilas usando iPads, l mures pintando con los dedos, monos ardillas soplando burbujas . . . estos primates son bastante inteligentes! Tu podr as completar el curso en la escuela para primates? Aprende qu tan diversa es la familia de primates, y algunas de las maneras en que los humanos est n ense ando nuevas habilidades a sus primos los pirmates. La autora Jennifer Keats Curtis est de nuevo trabajando con organizaciones a lo largo del pa s para compartir datos divertidos sobre los primates a trav s de este diario fotogr fico.