[PCA] NEWS: Biodiversity Key to Earth's Life-Support Functions in a Changing World

[Olivia Kwong]

http://www.sciencedaily.com/releases/2011/08/110811084513.htm

Biodiversity Key to Earth's Life-Support Functions in a Changing World

ScienceDaily (Aug. 14, 2011) -- The biological diversity of organisms on 
Earth is not just something we enjoy when taking a walk through a 
blossoming meadow in spring; it is also the basis for countless products 
and services provided by nature, including food, building materials, and 
medicines as well as the self-purifying qualities of water and protection 
against erosion. These so-called ecosystem services are what makes Earth 
inhabitable for humans. They are based on ecological processes, such as 
photosynthesis, the production of biomass, or nutrient cycles.

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