Climate Change - Key Concepts

Most scientists agree that global warming happening now is caused by...

• an increase in greenhouse gases.

• an increase in water use.

• stronger moon cycles.

• visits by invisible aliens.

The two most important greenhouse gases are...

• methane and carbon dioxide

• methane and hydrogen

• hydrogen and oxygen

• carbon dioxide and oxygen

The biggest sources of greenhouse gases are... (Choose 3)

• burning fossil fuels

• meat and dairy farming

• swamps and rice paddy fields

• bicycles and birds

All animals will successfully adapt to climate change.

• True

• False

Global warming is predicted to affect everywhere on earth the same.

• True

• False

Dinosaurs lived during an ice age.

• True

• False

It would be better if the Earth had NO greenhouse gases.

• True

• False

When considering the 4.5 billion years of Earth's history, climate change ___________ involves global warming.

• always

• sometimes

• never

• usually

Flooding due to more heavy rains and sea level rise is one prediction for the UK.

• True

• False

Scientists are concerned about what amount of change in the AVERAGE GLOBAL temperature by the year 2100?

• 10 to 20 degrees celcius

• 1 to 5 degrees celcius

• -20 to -30 degrees farenheit

• -5 to -10 degrees celsius