climate change vs global warming

What is the worst sentence ?

• global warming is mainly due to human activities

• climate change are changes occurring in climate patterns

• climate change is caused by human activities and naturally occuring

• global warming is mainly due to the emission of greenhouse effect

Major factors affecting : climate change

• volcanic eruptions

• emission of greenhouse gases

• disappearance of ice

• deforestation

Carbon footprint

• Calculation of the average of carbon you use per day or per year

• Average of carbon you use per day or per year

• Calculation of the amount of carbon you use per day or per year

• Amount of carbon you use per day or per year

Who eat who ?

• human eat trees

• trees eat human

• plants eat human

• human eat plants

Human eat plants and use cabon for energy

• true

• false

carbon is released daily

• true

• false

Carbon go out of us when we die. But where ?

• lots in the ground

• a little in the ground

• a lot in the atmosphere

• a little in the atmosphere

What is the problem today ?

• we are using carbon in the atmosphere doubling the average of carbon in the atmosphere.

• we are using fossil fuels doubling the average of carbon in the atmosphere.

• we are using fossil fuels in the atmosphere doubling the amount of carbon in the atmosphere.

• we are using carbon in the atmosphere doubling the amount of carbon in the atmosphere.

GREENHOUSE EFFECT : CO2

• TRUE

• FALSE

... trap heat

• CO2

• greenhouse gases

• greenhouse effect