Tous les ebooks de Stephen J. Walsh en PDF et EPUB

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Land Cover and Land Use Change on Islands

Javier Arce-Nazario , Philip H. Page , Diego Riveros-Iregui , Stephen J. Walsh

Globalization is not a new phenomenon, but it is posing new challenges to humans and natural ecosystems in the 21st century. From climate change to increasingly mobile human populations to the global economy, the relationship between humans and their environment is...

Parution : 2020-07-16

Science and Conservation in the Galapagos Islands

Carlos F. Mena , Stephen J. Walsh

In this launch of the Galapagos series, this book provides a broad “framing” assessment of the current status of social and ecological systems in the Galapagos Islands, and the feedback that explicitly links people to the environment.  It also highlights the challenges...

Parution : 2012-12-05
Télécharger le livre :  The Changing Alpine Treeline

The Changing Alpine Treeline

David R. Butler , Daniel B. Fagre , George P. Malanson , Stephen J. Walsh

The alpine treeline ecotone (ATE) is an area of transition high on mountains where closed canopy forests from lower elevations give way to the open alpine tundra and rocky expanses above. Alpine tundra is an island biome and its ecotone with forest is subject to...

Parution : 2009-03-13

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