Global warming

Which of the following is NOT a negative effect of global warming ?

• larger fish population

• new infectious diseases

• species extinction

• loss of coastal areas

Which of the following is a greenhouse gas that is released by human activities and speeds up global warming?

• petroleum

• natural gas

• carbon dioxide

• nuclear power

Which of the following human activities does NOT release carbon dioxide into the atmosphere?

• burning fossil fuels

• fishing

• deforestation

• driving

• drought (n)

• famine (n)

• flood (n)

• tsunami (n)

As global warming continues, the intensity of what type of storm that hits coastlines is predicted to increase?

• tornadoes

• hurricanes

• tsunamis

• earthquakes

Rising water temperatures is a result of global warming and may eventually increase sea levels due to the dissolving of what?

• mountains

• wetlands

• river beds

• glaciers

As air pollution continues to be released into the atmosphere, what becomes more depleted, resulting in an increase of ultraviolet radiation on earth?

• oceans

• rainforests

• ozone layer

• carbon dioxide

• famine (n)

• drought (n)

• flood (n)

• atmosphere (n)

What percentage of carbon dioxide that is emitted into the atmosphere is absorbed by the ocean?

• 40

• 30

• 70

• 50

As carbon dioxide emissions increase, the ocean's ability to absorb carbon dioxide declines, resulting in a more acidic ocean. What species is the most at risk in acidic water?

• coral

• plankton

• whales

• fish