Extinction

Define Biodiversity

The variety of life found in an area

Compare the number of species on earth today with past levels of biodiversity

There are more species alive today than at any point in the history of earth

State The Number Of Mass Extinction Events That HaVe Occurred On Earth

There have been 5 mass extinctions in the history of the earth and are currently going through the 6th

Define Anthropogenic

When extinction is caused through human activity

Outline The Extinction Of The Moas

They were hunted to extinction within the first 100 years of Polynesian people settling on the North Island

Outline The Extinction Of The Caribbean Monk Seal

European colonists began killing the seals for its oil, to use in lamps, and for food

List Anthropogenic Causes Of Ecosystems Loss

• Overexploitation of resources

• Hunting

• Deforestation

• Monoculture agriculture practices

• Pollution

• Increased pest species

• invasive species

• Urbanization

• Spread of disease in both humans and other organisms

Outline The Causes Of The Loss Of Mixed Dipterocarp Forest Ecosystem In Southeast Asia

Due to deforestation practices of logging and then clearing the land, the dipterocarp trees population have decreased by 50%

Discus The Impact Of Human Population Growth On The Current Biodiversity Crisis

The increase in human population size has increased the demand for resources for humans to survive. Larger human populations also increase waste and pollution

Describe In Situ Approaches To Conservation

Managing natural areas

Describe Ex Situ Approaches To Conservation

Managing one or more species outside their natural area