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Old 11-03-2011, 10:50 AM   #1
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Default Biodiversity Key to Earth's Life-Support Functions in a Changing World

Biodiversity Key to Earth's Life-Support Functions in a Changing World
ScienceDaily
Aug. 11, 2011

Biodiversity key to Earth's life-support functions in a changing world
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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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Old 11-04-2011, 12:45 AM   #2
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earth1 Biodiversity Critical for Maintaining Multiple 'Ecosystem Services'

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Biodiversity Critical for Maintaining Multiple 'Ecosystem Services"


August 19, 2011

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"This means that biodiversity is even more important for maintaining ecosystem services than was previously thought," says Dr. Forest Isbell, the lead author and investigator of this study. "Our results indicate that many species are needed to maintain ecosystem services at multiple times and places in a changing world, and that species are less redundant than was previously thought."
Biodiversity critical for maintaining multiple 'ecosystem services'
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