Usoro nyocha carbon
Usoro nyocha carbon bụ ụzọ isi kọwaa mbọ nchịkwa gas na-ekpo ọkụ.  Ọ na-egosiputa na mbelata a na-ekwu na ikuku ma ọ bụ mmụba nkè carbon sinks, emeela n'ezie ma kwụsie ike.

Hụkwa 

 Usoro nyocha
 Mgbanwe nke carbon