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Encyclopedia > Biodiversity and evolution

Biodiversity found on Earth today is the result of 3.5 billion years of evolution. Due to many mass extinctions and the havoc wreaked upon the environment by humans, the biodiversity on Earth has been declining since humans have come into existence.


Origins of life

There are multiple assumptions to explain life appearance, however, for the majority of scientists, life comes from Earth itself (see origin of life). Paleontology, stratigraphy and biochemistry provide us information on the nature of first life tracks. Information is essentially drawn from observations and deductions, based on the principle that any verifiable current experimental laws, is also valid in the past.




See also


  Results from FactBites:
 
CPBR - Program A (4040 words)
In this context, the aim of the Centre for Plant Biodiversity Research is to contribute to innovative basic and applied systematic research, botanical teaching, conservation, the maintenance of plant diversity, and to produce tangible and acknowledged results to improve management of the environment.
However, it is feared, that because of the complex manner of dispersal of the family, and the subsequent recombination of various branches of the family, most of the currently popular algorithms will not be adequate for the task, irrespective of the types of data accumulated, e.g.
The biodiversity of much of the Australasian region is dominated by the largely southern hemisphere family Myrtaceae.
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