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AP environmental science. Ecosystem diversity.

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In this video Paul Andersen explains how biodiversity can be measured through genetic, species, or ecosystem variety on the planet. Species diversity is increased through speciation and decrease through extinction. The mechanism for speciation is evolution through natural selection. The planet provi...

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Bibliographic Details
Other Authors: Andersen, Paul (Speaker)
Format: Video
Language:English
Language Notes:In English.
Published: Bozeman, MT : Bozeman Science, 2015.
Series:Academic Video Online
Subjects:
Biology > Study and teaching.
Biodiversity.
Biotic communities.
Ecosystem services.
Biologie > Étude et enseignement.
Biodiversité.
Services des écosystèmes.
Biodiversity
Biology > Study and teaching
Biotic communities
Ecosystem services
Instructional films
Instructional films.
Films de formation.
Online Access:Connect to this streaming video (Alexander Street Press)
Description
Summary:In this video Paul Andersen explains how biodiversity can be measured through genetic, species, or ecosystem variety on the planet. Species diversity is increased through speciation and decrease through extinction. The mechanism for speciation is evolution through natural selection. The planet provides ecosystem services at no cost to humanity. The supporting, provisioning, regulating and cultural services are all discussed in more detail.
Item Description:Title from resource description page (viewed August 5, 2020).
Physical Description:1 online resource (8 minutes)
Playing Time:00:07:08