Slash na ụgbọ ala

Slash-na-char bụ ihe ọzọ na slash-na-ọkụ nke nwere mmetụta dị nta na gburugburu ebe obibi. Ọ bụ omume ịcha biomass nke sitere n'igbu ahụ, kama ịgba ya ọkụ. N'ihi combustion ezughị ezu (pyrolysis) enwere ike iji unyi ihe fọdụrụnụ mee ihe dị ka biochar iji meziwanye ọmụmụ ala.
N'okwu a, enwere ike ịme unyi site n'ọtụtụ ụzọ dị iche iche. Nke kachasị mfe, nke a na-eji eme ihe n'akụkọ ihe mere eme na mmepụta unyi, gụnyere ọkụ ikpo ọkụ biomass site n'ịkụnye ya n'elu (nke a maara dị ka "ọkụ n'elu ala" ma ọ bụ "ọkụ nchekwa"[3] [4]) ma ọ bụ ihe mkpuchi ụwa n'elu ikpo osisi. , nwere oghere ndị etinyere n'ụzọ dabara adaba. Usoro ọgbara ọhụrụ ka dị mgbagwoju anya gụnyere akụrụngwa nke na-agbake ma na-ahazi ikuku gas niile n'ime pyroligneous acid na syngas.

Slash-and-char na-enye uru na gburugburu ebe obibi ma e jiri ya tụnyere slash-and'burn.Lehmann – Biochar sequestration in terrestrial ecosystems, supra note 11 at 407 (“If this woody aboveground biomass were converted into biochar by means of simple kiln techniques and applied to soil, more than 50% of this C would be sequestered in a highly stable form.”)

Ọ na-ebute n'ịmepụta biochar, nke a nwere ike ịgwakọta ya na biomass dị ka ihe ọkụkụ fọdụrụnụ, ihe oriri, ma ọ bụ nsị, ma lie ya n'ime ala iji mee ka e nwee terra preta. Terra preta bụ otu n'ime ala kachasị baa ọgaranya na mbara ala - na naanị nke a maara na ọ na-eme ka onwe ya dị ọhụrụ.   [citation needed]

Ọ na-ekesakwa carbon carbon dị ukwuu na ejiji kachasị mma na nke bara uru, dị ka megidere mmetụta ọjọọ nke slash-na-ọkụ. Ịtụgharị na slash-na-char nwere ike ị nweta ihe ruru 50% nke carbon n'ụdị kwụsiri ike.[5] Ahịa azụmaahịa carbon ọhụrụ nke na-akwado ọrụ CO2 sequestration, nwere ike inye aka gbakwunye ego ndị ọrụ ugbo na-enweta ma na-akwado mbelata n'ọ̀tụ̀tụ̀ ikpokpọ osisi na mmepe nke ọrụ ugbo na-adịgide adịgide.

 Hụkwa 

 Biomass, na-akọwa ụfọdụ n'ime usoro na uru ndị a.

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