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Biology Articles » Biodiversity

Biodiversity

An ecosystem, when undisturbed, tends to have a great variety of species forming a complex web of interactions. The range of natural variety of species and ecosystems, and the measure of variability of genes within the species in a particular habitat is called biological diversity, or biodiversity.


Biodiversity Articles

Surveys Of Larval-stage Organisms Suggest Marine Biodiversity Is Greatly Underestimated
There is a push to document the biodiversity of the world within 25 years.

Date: 12 Apr 2007, Rating: not rated

Overfishing In Inland Waters Reduces Biodiversity And Threatens Health
Systematic overfishing of fresh waters occurs worldwide but is largely unrecognized because of weak reporting and because other pressures can obscure fishery declines...

Date: 7 Dec 2006, Rating: 1.00

Just How Many Species Are There, Anyway?
One barrier to protecting biodiversity is that there are no good ways of figuring out how many species there are in large areas.

Date: 12 Apr 2007, Rating: not rated

Conserving The Everglades: Less Is More
Biodiversity is the buzzword of the day but there's far more to conservation than sheer numbers of species.

Date: 12 Apr 2007, Rating: not rated

Organic Nitrogen Gives New Clue To Biodiversity
Scientists have found that organic nitrogen is more important for plant growth than previously thought and could contribute to maintaining diversity in grasslands.

Date: 12 Apr 2007, Rating: not rated

New Areas Of High Biological Diversity Discovered
Attractive and "interesting" animals such as butterflies, birds and mammals have been studied in much more detail than lower orders of animals.

Date: 12 Apr 2007, Rating: 7.00

New Study Explores Patterns In Species Diversity And Genetic Diversity
It's important to understand what controls patterns of biodiversity and how the biodiversity of a system will respond to different environmental scenarios.

Date: 12 Apr 2007, Rating: not rated

Losing Species: Is This The Last Century For Wild Seafood?
A global study lead by Dalhousie's Boris Worm shows current trends projecting the collapse of all currently fished seafoods before 2050.

Date: 5 Dec 2006, Rating: 2.00

Ancient global warming drove early primates' dispersal
The continent-hopping habits of early primates have long puzzled scientists, and several scenarios have been proposed to explain how the first true members of the group appeared virtually simultaneously on Asia, Europe and North America some 55 million ye

Date: 26 Jul 2006, Rating: not rated

Marine Biodiversity Essential To Preserving Species
Study suggests that the preservation of biodiversity is more than just a lofty goal - it's an absolute necessity to keep the system healthy and prevent local or regional extinction of multiple species.

Date: 14 Sep 2006, Rating: 8.00