In Canadian forests, increased tree species diversity produces growth in soil carbon and nitrogen. Photo: Lawrence Hislop www.grida.no/resources/3116 Attribution-NonCommercial-ShareAlike 2.0 Generic (CC BY-NC-SA 2.0)

Variety of trees promotes carbon and nitrogen sequestration

An increase in the number of tree species stimulates greater carbon and nitrogen sequestration, Canadian research explains. But biodiversity is in decline. Promoting it means mitigating climate change and reducing land degradation

Re Soil Foundation