BRAINCAKEEcosystem Services
Ecosystem services are the benefits that people obtain from ecosystems. They are the basis of the economic argument for conserving biodiversity: healthy, diverse ecosystems provide services that would be very expensive, or impossible, to replace.
Ecosystem services are usually grouped into four types:
1. Provisioning services: products taken from ecosystems, such as food (crops, fish, meat), fresh water, timber, fibres such as cotton, fuel, and medicines. Wild species are also a source of genes for crop improvement.
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More in Biodiversity
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- Ethical Argument for Biodiversity
- Conserving Ecosystems
- Conservation
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All 22 lessons in Biodiversity · All Edexcel AS-level Biology topics