Carbon in the Global Ecosystem Flashcard

Front

What is the carbon cycle?

Back

The movement of carbon within Earth's ecosystem.

Front

How does burning fossil fuels impact the carbon cycle?

Back

It releases carbon stored in the fuels into the air.

Front

What are fossil fuels?

Back

Remains of animals and plants buried millions of years ago.

Front

How do humans contribute to the increase in carbon dioxide in the atmosphere?

Back

By burning fossil fuels like coal, oil, and gas.

Front

What have scientists discovered about the amount of carbon dioxide in Earth's atmosphere?

Back

It has increased dramatically.

Front

What is carbon dioxide?

Back

A greenhouse gas that traps heat in the atmosphere.

Front

What role do plants play in the carbon cycle?

Back

Plants absorb carbon dioxide during photosynthesis.

Front

What is photosynthesis?

Back

The process by which plants convert carbon dioxide and sunlight into energy.

Front

What are greenhouse gases?

Back

Gases that trap heat in the atmosphere, contributing to global warming.

Front

What is the impact of deforestation on the carbon cycle?

Back

It reduces the number of trees that can absorb carbon dioxide.