Oceans in Action Flashcard

Front

What is an age structure diagram?

Back

An age structure diagram is a graphical representation that shows the distribution of various age groups in a population, typically divided by gender.

Front

What is the primary economic benefit of aquaculture?

Back

Aquaculture ensures a consistent supply of seafood for consumer markets throughout the year.

Front

What is hydraulic fracturing (fracking)?

Back

Hydraulic fracturing, or fracking, is a method used to extract natural gas and oil from underground rock formations by injecting high-pressure fluid.

Front

What is ocean acidification?

Back

Ocean acidification refers to the decrease in pH levels of the ocean due to the absorption of excess carbon dioxide from the atmosphere.

Front

What is a consequence of ocean acidification on marine life?

Back

Weakening of shellfish shells.

Front

What is overfishing?

Back

Overfishing is the practice of catching fish at a rate faster than they can reproduce, leading to a decline in fish populations.

Front

What is a potential consequence of overfishing on marine ecosystems?

Back

Disruption of food chains.

Front

What are the main components of an age structure diagram?

Back

The main components include age groups, gender distribution, and population percentages.

Front

How does aquaculture impact traditional fishing methods?

Back

Aquaculture decreases the need for traditional fishing methods in certain regions by providing an alternative source of seafood.

Front

What environmental concern is associated with fracking?

Back

Fracking operations can lead to the contamination of surface and groundwater with chemicals used in the process.