Soils are a valuable resource and a critical component in many of the environmental and economic issues facing society today. Understanding soil properties and soil behaviour and interpreting soil data are especially relevant for many environmental and land management issues facing the community. These issues include urban development, control of salinity, clearing of native vegetation, prevention of land degradation, control of water and wind erosion, irrigation development, the management of effluent disposal, contamination and the management of acid sulfate soils.

This book is the outcome of experience, first with the Wadden Sea and later with other intertidal areas in the world visited by the author and co-authors, partly to do research, partly because of more personal interest and fascination. Intertidal areas can be important for many reasons besides scientific or economic ones, as the many activities testify that aim to keep intertidal areas in a (more or less) natural state.

La Paleontología es una ciencia notablemente compleja, que abarca todos los problemas relacionados con los seres vivos, referidos a épocas pasadas, en su sentido más amplio y, al mismo tiempo, sus implicaciones geológicas, toda vez que los fósiles asociados a las rocas sedimentarias, constituyen el elemento básico para determinar su edad geológica <...>

This easy-to-use website features animations, videos, and interactive exercises, making it possible to quickly reinforce and illustrate key concepts from the text. Students can use these resources for tutorials, as well as a self-quizzing device to complement the textbook and enhance their understanding of geography. Easy integration of this content into course management systems and homework assignments enables instructors to conveniently integrate multimedia with their syllabi and more traditional reading and writing assignments. <...>