APES mini-review

Front

What has been the trend of atmospheric carbon dioxide levels since 1960?

Back

Atmospheric carbon dioxide levels have increased steadily since 1960.

Front

How quickly are carbon dioxide levels changing today compared to the past?

Back

The change is happening rapidly.

Front

What substance is known to damage the ozone layer?

Back

CFCs (Chlorofluorocarbons) are known to damage the ozone layer.

Front

What is the largest carbon sink in the world?

Back

The Oceans are the largest carbon sink in the world.

Front

How do carbon dioxide (CO2) and other greenhouse gases contribute to warming the Earth's atmosphere?

Back

They absorb outgoing infrared radiation.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the process by which greenhouse gases trap heat in the Earth's atmosphere, leading to a warming effect.

Front

What are greenhouse gases?

Back

Greenhouse gases are gases that contribute to the greenhouse effect by absorbing infrared radiation, e.g., CO2, CH4, N2O.

Front

What role do forests play in carbon cycling?

Back

Forests act as carbon sinks, absorbing CO2 from the atmosphere during photosynthesis.

Front

What is the significance of the ozone layer?

Back

The ozone layer protects life on Earth by absorbing the majority of the sun's harmful ultraviolet radiation.

Front

What human activities contribute to the increase of greenhouse gases?

Back

Burning fossil fuels, deforestation, and industrial processes contribute to the increase of greenhouse gases.