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China has implemented various mitigation strategies to lower their CO2 emissions. This Perspective outlines the progress in reaching these CO2 reduction targets, and the pending challenges the nation faces to achieve carbon neutrality.
Grasslands provide key ecosystem services, but their protection is often ignored in sustainable policy. This Perspective describes grassland degradation and sets out the steps needed to protect these systems and promote their restoration.
Marine dissolved organic matter can persist for millennia, but the reasons for this phenomenon are unknown. This Perspective describes and compares two concepts — intrinsic and emergent recalcitrance — explaining marine organic matter persistence.
Degradation of soil organic carbon is expected to accelerate with increasing global temperatures, but the magnitude of change is controversial. This Perspective discusses evidence supporting a large loss of soil organic carbon and its broader significance.
