View Full Document

Evolutionary Change in Human-altered Environments



View the full content.
View Full Document
View Full Document

5 views

Unformatted text preview:

Molecular Ecology 2007 doi 10 1111 j 1365 294X 2007 03607 x P R E FA C E T O T H E S P E C I A L I S S U E Blackwell Publishing Ltd Evolutionary change in human altered environments T H O M A S B S M I T H and L O U I S B E R N A T C H E Z Center for Tropical Research Institute of the Environment University of California Los Angeles 619 Charles E Young Dr East Los Angeles CA 90095 1496 USA Department of Ecology and Evolutionary Biology University of California Los Angeles 621 Charles E Young Dr South Los Angeles CA 90095 1606 USA D partement de Biologie Pavillon Charles Eug ne Marchand Universit Laval Qu bec QC Canada G1K 7P4 The average annual rate of loss for animal and plant populations and their habitats is estimated to be 1 Balmford et al 2003 with two thirds of the world s terrestrial land area now devoted directly to supporting human populations either through agriculture fisheries urbanization or infrastructure Millenium Ecosystem Assessment 2005 As a consequence of these impacts we are witnessing a global but unplanned evolutionary experiment with the biotic diversity of the planet Growing empirical evidence indicates that human induced evolutionary changes impact every corner of the globe Such changes are occurring rapidly even at the level of a human lifespan bear huge economical costs and pose serious threats to both humans and the biodiversity of the planet Evolutionary phenomena such as industrial melanism in the peppered moth Biston betularia a classical example of rapid evolution driven by humans Kettlewell 1973 once considered atypical are now becoming commonplace There have been several recent efforts to summarize these effects Palumbi 2001 revived interest in the study of human driven evolutionary change by synthesizing evidence for the consequences of antibiotic and antiviral use insecticide applications and herbicide bioengineering on the evolution of short lived organisms such as weedy plants and microbes In a recent colloquium Myers et al 2000



Access the best Study Guides, Lecture Notes and Practice Exams

Loading Unlocking...
Login

Join to view Evolutionary Change in Human-altered Environments and access 3M+ class-specific study document.

or
We will never post anything without your permission.
Don't have an account?
Sign Up

Join to view Evolutionary Change in Human-altered Environments and access 3M+ class-specific study document.

or

By creating an account you agree to our Privacy Policy and Terms Of Use

Already a member?