APES Unit 9: Global Change Review

Front

What happens to Earth's temperature as greenhouse gases increase?

Back

Earth's temperature increases.

Front

What was the purpose of the legalization of reclamation in the U.S.?

Back

Restoring land back to the way it was after mining.

Front

How does ocean acidification impact marine calcifiers?

Back

It weakens their shells and bodies.

Front

Which statement is NOT true about ocean warming?

Back

Coral bleaching rates are decreasing.

Front

What causes coral bleaching?

Back

Rising ocean temperatures stress corals and cause them to expel the algae living in their tissues.

Front

What is ocean acidification?

Back

The decrease in pH levels of the ocean due to increased CO2 absorption.

Front

What is the impact of climate change on sea levels?

Back

Sea levels are rising due to thermal expansion and melting ice.

Front

What is the relationship between ocean temperature and dissolved oxygen?

Back

Warm water holds less dissolved oxygen than colder water.

Front

What are the effects of coral bleaching on marine ecosystems?

Back

Coral bleaching can lead to loss of biodiversity and habitat for marine species.

Front

What role do algae play in coral health?

Back

Algae provide energy to corals through photosynthesis.