Endangered Species

What is the IUCN Red List

List of species from all around the world

When was the IUCN Red List founded

1964

What is the goal of the IUCN Red List

To list all organisms that are faced with threats

How often is each group re-assessed in the IUCN Red List

Every 5–10 years

Which groups does the IUCN Red List include

Fungi Plants Animals

What does EX stand for in IUCN categories

Extinct

What does EW stand for in IUCN categories

Extinct in the wild

What does CR stand for in IUCN categories

Critically Endangered

What does EN stand for in IUCN categories

Endangered

What does VU stand for in IUCN categories

Vulnerable

What does NT stand for in IUCN categories

Near Threatened

What does LR stand for in IUCN categories

Lower Risk

What does DD stand for in IUCN categories

Data Deficient

What does NE stand for in IUCN categories

Not Evaluated

What do bolded categories in IUCN Red List mean

They are “threatened” categories

Which IUCN categories are considered “threatened”

Critically Endangered, Endangered, Vulnerable

Name a threat to endangered species

Residential/commercial development

How does agriculture pose a threat to species

Aquaculture and land use change

How does energy production threaten species

Mining and related impacts

How does transportation affect species

Through service corridors and habitat fragmentation

How is biological resource use a threat

Overharvesting and exploitation of species

How do human intrusions disturb species

Recreation and human presence

What are natural system modifications

Changes like damming or fire suppression

How do invasive species threaten biodiversity

By spreading diseases or outcompeting natives

What kind of pollution threatens species

Air, water, and soil contamination

How do geological events pose a threat

Through natural disasters like earthquakes or volcanoes

How does climate change threaten species

By causing severe weather and habitat shifts