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En-en adult card 27 marine biodiversity: Difference between revisions
En-en adult card 27 marine biodiversity (view source)
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== Card #27: Marine Biodiversity == | |||
| | <center> | ||
[[File:En-en_adult_card_27_front.png|400px]] | |||
Pteropods and coccolithophores are at the base of the ocean food chain. If they are driven to extinction, all marine biodiversity will be threatened. | |||
Warming ocean waters also threaten marine biodiversity. | |||
</center> | |||
== Explanation== | == Explanation== | ||
For the moment, marine biodiversity is more endangered by overfishing than by climate change or acidification. But in the long term, these two phenomena will considerably increase their pressure. The FAO estimates that between 660 and 820 million people worldwide, about 10% of the world's population, are directly or indirectly dependent on fisheries and aquaculture. | For the moment, marine biodiversity is more endangered by overfishing than by climate change or acidification. But in the long term, these two phenomena will considerably increase their pressure. The FAO estimates that between 660 and 820 million people worldwide, about 10% of the world's population, are directly or indirectly dependent on fisheries and aquaculture. | ||
== Correction== | == Correction== | ||
===Causes=== | ===Causes=== | ||
* [[En- | * [[En-en_adult_card_17_Rising_Water_Temperatures|Rising Water Temperatures]] | ||
* [[En-en_adult_card_29_pteropods_and_coccolithophores|Pteropods and Coccolithophores]] | * [[En-en_adult_card_29_pteropods_and_coccolithophores|Pteropods and Coccolithophores]] | ||
=== Consequences === | === Consequences === | ||
*[[En- | *[[En-en_adult_card_37_hunger|Hunger]] | ||
== Other possible links == | == Other possible links == | ||