The metacommunity concept is an important way to think about linkages between different
spatial scales in ecology. Here we review current understanding about this concept. We first …

To operate effectively, organizations need to 'fit'or align themselves with their environment,
strategies, capabilities and leadership skills. To compete successfully in a highly competitive …

Trophic structure, the partitioning of biomass among trophic levels, is a major characteristic
of ecosystems. Most studies of the forces that shape trophic structure emphasize either …

Why do species live where they live? What determines the abundance and diversity of
species in a given area? What role do species play in the functioning of entire ecosystems …

Corporations are beginning to realize that the proverbial 'if we only knew what we know'also
includes 'if we only knew what our customers know.'The authors discuss the concept of …

Table of Contents: 1. Metacommunities: a framework for large-scale community
ecology/Marcel Holyoak, Mathew A. Leibold, Nicolas M. Mouquet, Robert D. Holt and Martha …

The diversity of life is heterogeneously distributed across the Earth. A primary cause for this
pattern is the heterogeneity in the amount of energy, or primary productivity (the rate of …

The neutral theory for community structure and biodiversity is dependent on the assumption
that species are equivalent to each other in all important ecological respects. We explore …

The niche concept is a central organizing aspect of modern ecology. Although its history has
often been reviewed, the structure of the concept and its connection to advances in …

I analyze a model of species interactions involving species that compete for a single
resource and share a common" keystone predator" to study the" bottom-up" effects of …