Unit 5 24

Front

What is the main reason environmentalists advocate for vegetarianism to combat climate change?

Back

Vegetarians eat at a lower trophic level and maximize land usage.

Front

How are annual catch limits for fishing stocks established in the United States?

Back

The catch limits are lower than the maximum sustainable yield.

Front

Which type of tree harvesting is considered the most detrimental to the environment?

Back

Clear Cutting.

Front

What does the ecological footprint measure?

Back

The quantity of natural resources humans need compared to the earth's capacity to provide those resources.

Front

What is a solution to the tragedy of the commons?

Back

Passing a law to set limits for fishermen.

Front

Define maximum sustainable yield in the context of fishing.

Back

The largest yield (or catch) that can be taken from a specific fish stock over an indefinite period under constant environmental conditions.

Front

What is the significance of lower trophic levels in food chains?

Back

Lower trophic levels are more efficient in energy transfer and require less land and resources.

Front

Explain the concept of deforestation and its impact on climate change.

Back

Deforestation is the clearing of forests, which increases carbon dioxide levels in the atmosphere, contributing to climate change.

Front

What are the ecological consequences of clear cutting forests?

Back

Clear cutting leads to habitat destruction, loss of biodiversity, and increased soil erosion.

Front

How does consumer demand affect fishing practices?

Back

Consumer demand can lead to overfishing if not regulated, threatening fish populations and ecosystems.