U5 Global warming Language

Methane is a far more active ____ than carbon dioxide, but also one which is much less abundant in the atmosphere.

• climate change

• emission

• greenhouse gas

• greenhouse effect

Solid ____ like coal and wood are still used for cooking and heating.

• methane

• fuel

• fossil

• waste

Burning ___ for heating and cooking can increase indoor air pollution.

• coal

• heat

• waste

• fuel

When trees are cut down or burnt, they ____ the carbon they store into the atmosphere.

• release

• avoid

• approve

• cut down on

Carbon dioxide is a _____ gas because it traps too much of the sun's heat and stops it from escaping back into space.

• heat - trapping

• fuel - trapping

• energy - trapping

• heat

_________________ are heat-trapping pollutants that cause global warming

• Greenhouse gases

• Renewable sources

Emissions of ______________ from indoor stoves can cause serious health problems.

• black carbon

• greenhouse effect

____________ energy is important to our future as it is clean and sustainable. (RENEW)

How do greenhouse gases ____ heat in the earth's atmosphere?

• A. trap   

• B. burn

• C. melt 

• D. cut

Forests are useful as they ____ CO2 from the atmosphere and slow global warming.

• A. release  

• B. remove

• C. cut     

• D. replace