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Bradford A. Hawkins

Researcher at University of California, Irvine

Publications -  168
Citations -  21306

Bradford A. Hawkins is an academic researcher from University of California, Irvine. The author has contributed to research in topics: Species richness & Species diversity. The author has an hindex of 73, co-authored 168 publications receiving 19828 citations. Previous affiliations of Bradford A. Hawkins include Imperial College London & University of York.

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Energy, water, and broad-scale geographic patterns of species richness

TL;DR: In this paper, the authors examine the relationship between climate and biodiversity and conclude that the interaction between water and energy, either directly or indirectly, provides a strong explanation for globally extensive plant and animal diversity gradients, but for animals there also is a latitudinal shift in the relative importance of ambient energy vs. water moving from the poles to the equator.
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Spatial autocorrelation and red herrings in geographical ecology

TL;DR: In this article, the authors analyzed the species richness of the birds of western/central Europe, north Africa and the Middle East using Moran's I coefficients and multiple regression, using both ordinary least-squares (OLS) and generalized least squares (GLS) assuming a spatial structure in the residuals, to identify the strongest predictors of richness.

PERSPECTIVES Predictions and tests of climate-based hypotheses of broad-scale variation in taxonomic richness

TL;DR: The authors examined several prominent hypotheses for climate-richness relationships, deriving and testing predictions based on their hypothesized mechanisms, including the more individuals hypothesis, the physiological tolerance hypothesis, and the speciation rate hypothesis.