Biodiversity is greater in ecosystems that provide a bigger range of different habitats, which are home to larger populations of a variety of organisms.
Small populations are in greater danger of dying out if an ecosystem is disrupted in some way.
Ecosystems with high levels of biodiversity help to provide the resources needed to sustain life, including human life.
Ecosystems with higher biodiversity offer economic benefits by sustaining the resource.
Ecosystems with higher biodiversity offer economic benefits by sustaining the resources needed for agriculture, fishing and forestry.
Biomass is a measure of the total mass of living material in each trophic level