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Population Ecology - Coggle Diagram
Population Ecology
Limitations
Limited Food
Lack of agriculture
Lack of Farmers
Limited Water Sources
No underground water sources
Dehydrated Individuals
Limited Shelter
Not enough homes for people
Diseases
Ex. Wiping out almost an entire city due to a virus
Influx of Predators
Ex. Significantly more Tigers than Boars
Societal Norms
Population based on religious views
Populations based on economic status
Populations based on family sizes
Populations based on urban or rural lifestyle
Populations based on availability
Rates
Death Rates
Lower Rates = Growth In Population
More or less people dying
Migration Rate
Emmigration
Moving out of a population to Dec. the size
Immigration
Moving Into a population to Inc. the size
Birth Rates
Higher Rates = Growth In Population
Women having more or less children
Plants
Availability of Sunlight
Biomes with different sunlight measures
Rainforest
Tundra
Desert
Availability of Herbivores
More herbivores decreases the plant population
Less herbivores increases the plant population
Maintained with an equal amount of herbivores and carnivores
Availability of water
Ex. Cactus do not need much water
Environment with too much rainfall will lead to Its decline
Ex. Bamboo needs a lot of water
Environment with little to no rainfall will lead to Its decline
Lifestyles
Life Expectancy
Has been Increasing every year
The average age a person Is expected to live until
Ex. Increase due to modern medical advancements
Fertility Rate
The amount of children a woman has
Woman planning on having 0 kids vs a Woman planning on having10 kids
Ex. Decreasing due to higher cost of children