Скачать или смотреть Biodiversity and ecosystem health: a Hawaiian Islands case study | Khan Academy

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Biodiversity describes the variety of species found in Earth’s terrestrial and oceanic ecosystems. The completeness or integrity of an ecosystem’s biodiversity is often used as a measure of its health.

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Credits:
“Waves on Kolka beach Latvia” by Wolfgang Saus [Public domain], via Overtone Singing:
https://www.oberton.org/en/sea-noise-...

“Koh Mak (island), Thailand, Palms on the beach” by Vyacheslav Argenberg (CC BY 4.0):
https://commons.wikimedia.org/wiki/Fi...

“Scaevola taccada” by Forest & Kim Starr (CC BY 3.0):
https://commons.wikimedia.org/wiki/Fi...

“White-tailed tropicbird” by Yooshau (CC BY 3.0):
https://commons.wikimedia.org/wiki/Fi...

“Hawaiian monk seal at French Frigate Shoals” by Mark Sullivan (CC BY 3.0):
https://commons.wikimedia.org/wiki/Fi...

“Green Sea Turtle” by National Marine Sanctuaries [Public domain], via Wikimedia:
https://commons.wikimedia.org/wiki/Fi...

“Partulina variabilis” by Department of Land and Natural Resources, Division of Forest and Wildlife [Public domain], via the State of Hawaiʻi:
https://dlnr.hawaii.gov/ecosystems/se...

“ʻIʻiwi (Scarlet Honeycreeper) Drepanis coccinea” by Gregory "Slobirdr" Smith (CC BY-SA 2.0):
https://commons.wikimedia.org/wiki/Fi...

Bird call: “XC503670 · ʻIʻiwi · Drepanis coccinea” by Phoenix Birder (CC BY-NC-SA 4.0):
https://xeno-canto.org/503670

“ʻIʻiwi in Hakalau Forest National Wildlife Refuge, Hawaii” by Alan Schmierer/USFWS [Public domain], via Wikimedia:
https://commons.wikimedia.org/wiki/Fi...

“Lobelia grayana (Lobelia)” by Forest & Kim Starr (CC BY 3.0):
https://commons.wikimedia.org/wiki/Fi...

“Lehua, flower of ʻōhiʻa lehua” by Thomas Tunsch (CC BY-SA 3.0):
https://commons.wikimedia.org/wiki/Fi...

“'I'iwi - Vestiaria coccinea” by U.S. Fishand Wildlife Service [Public domain], via Flickr:
https://www.flickr.com/photos/usfwspa...

“Metrosideros polymorpha (Ohia, lehua, ohia lehua)” by Forest & Kim Starr (CC BY 3.0):
https://commons.wikimedia.org/wiki/Fi...