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* [[En-en_adult_card_15_radiative_forcing|Radiative Forcing]] | * [[En-en_adult_card_15_radiative_forcing|Radiative Forcing]] | ||
* [[En-en_adult_card_38_human_health|Human Health]]<section end=Cardadult10Cons /> | * [[En-en_adult_card_38_human_health|Human Health]]<section end=Cardadult10Cons /> | ||
== Card #11 : Concentration of {{CO2}} == | |||
=== Description === | |||
<section begin=Cardadult11Desc /> | |||
About half of our {{CO2}} emissions are captured by natural carbon sinks.<br> | |||
The other half remains in the atmosphere ; the concentration of {{CO2}} in the air has increased<br> | |||
from 280 to 410 ppm (parts per million) in 150 years. | |||
<section end=Cardadult11Desc /> | |||
=== Causes === | |||
<section begin=Cardadult11Caus /> | |||
* [[En-en_adult_card_12_carbon_sinks|Carbon Sinks]] | |||
<section end=Cardadult11Caus /> | |||
=== Consequences === | |||
<section begin=Cardadult11Cons /> | |||
* [[En-en_adult_card_13_additional_greenhouse_effect|Additional Greenhouse Effect]] | |||
<section end=Cardadult11Cons /> | |||