30 Questions
What is the result of habitat degradation?
Loss of species requiring large areas of habitat
What is habitat fragmentation?
Change in the shape and configuration of remaining habitat after habitat loss
What is the effect of habitat fragmentation on populations?
Small populations prone to extinction
What is a strategy to reduce the impact of habitat degradation?
Provide corridors to connect fragments
What is the result of overexploitation?
Resource exhaustion or extinction
What is the primary cause of terrestrial habitat loss?
Agriculture
What is the result of overgrazing in arid and semiarid lands?
Desertification
What is the process of clearing land of trees?
Deforestation
What is a strategy to reduce the impact of agriculture on biodiversity?
Increase productivity of existing agricultural land
What is an example of habitat loss in water systems?
Dredging
What percentage of birds are threatened due to invasive alien species?
30%
What is a consequence of the introduction of invasive species?
Major economic consequences for humans
What is an effect of climate change on ecosystems?
Altered patterns of precipitation and more extreme weather events
What happens to native species when invasive species are introduced?
They are unable to successfully compete against the invasive species
What is an example of multiple drivers acting together?
Tropical deforestation
What is the primary driver of biodiversity loss, according to the human population's impact on the environment?
The way we consume resources
What is the percentage of arid and semiarid lands that are currently occupied by rangelands?
70%
What is the estimated proportion of habitable land used for agriculture?
50%
What is the strategy to reduce the impact of deforestation on biodiversity?
Reforestation
What is the proportion of available freshwater resources used for agriculture?
3/4
What is a likely consequence of the introduction of an invasive species that leads to a decline in native species?
Native species become extinct due to lack of resources
What is a common outcome when multiple drivers act together in an ecosystem?
The ecosystem is more susceptible to threats
What is a consequence of climate change on plant populations?
Changes in distribution patterns
What is a common impact of deforestation on ecosystems?
Loss of native species
What is a consequence of the introduction of disease to an ecosystem?
Changes in ecosystem structure
What is the primary driver of habitat degradation and loss?
Agricultural activities
What is the consequence of habitat fragmentation on species populations?
Loss of species requiring large areas of habitat
What is the primary impact of overexploitation on ecosystems?
Resource exhaustion or extinction
What is a key strategy to reduce the impact of habitat degradation?
Maintain larger areas of habitat
What is a common driver of deforestation?
Agricultural activities
Learn about the threats to biodiversity, including habitat degradation, habitat fragmentation, and the loss of forests. Understand the impact of human activities on ecosystems and the importance of conservation.
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