Paragraf tamamlamaSoru #10051
Peatland ecosystems cover only three percent of the global land surface, yet they store nearly twice as much carbon as all the world's forests combined. The waterlogged, oxygen-depleted conditions in healthy bogs prevent dead plant matter from decomposing, effectively locking away atmospheric carbon for millennia. ----. When drained bogs dry out, trapped organic matter oxidizes rapidly, transforming these ancient carbon sinks into massive greenhouse gas emitters.
- A)Tropical rainforests in the Congo Basin absorb substantial amounts of carbon through rapid tree growth
- B)However, when peatlands are drained for agricultural expansion or commercial forestry, this preservation mechanism reverses violently
- C)Peat moss can be harvested and pressed into decorative fuel briquettes for residential domestic heating
- D)Sphagnum moss species thrive exclusively in high-alkalinity limestone wetlands across northern Europe
- E)Many countries have banned the import of synthetic peat substitutes due to packaging waste concerns
Cevabı ve çözümü göster
Doğru cevap: B) However, when peatlands are drained for agricultural expansion or commercial forestry, this preservation mechanism reverses violently
Çözüm: Turbalıkların suyu çekilip kurutulduğunda mekanizmanın tersine döndüğünü ve sera gazı saldığını anlatan sonraki cümleyle B seçeneği doğrudan bağlantılıdır. Doğru cevap B'dir.