A limiting factor
It provides the energy to run it.
Because all three of those types of organisms need energy
Producers provide much needed energy in an ecosystem. Ten producers in a forest ecosystem are: grass, berries, shrubs, flowers, trees, weeds, algae, lichen, mosses, and fungi.
that deepens on area (Just in General.)
It will depend if the human interaction will help at all. it will also depend on how bad the ecosystem is doing.
Study Island: the population size of their prey
Ecosystem Capital is basically the resources that are needed for humans to survive, and be economically active. All of which is provided by the ecosystem.
We need coal the most. Then gas, and then nuclear power. Oil is the fourth most needed resource.
3 things that create a stable ecosystem
coal.
Natural resource.
It provides the energy to run it.
Hot sexy guys
Salt is the most valuable resource that was needed by the inhabitants in the savanna lands of West Africa =)
cotten
Owls are typically the top predators in an ecosystem, eating mice, etc. Predators are needed to regulate the other populations and keep the ecosystem at equilibrium.
Common factors needed for a civilization are Water resource Temperate climate fertile soil And of course resource HUMAN resource