Soils that hold the most carbon occur in ____.

A) tropical rain forests
B) temperate deciduous forests
C) grasslands and in savannas
D) the arctic and in peatbogs
E) chaparral and in deserts

Carbon

A chemical element with the symbol C, essential to all known life, capable of forming a vast number of compounds including CO2 and organic materials.

Peatbogs

A type of wetland ecosystem characterized by the accumulation of acidic peat, a deposit of dead plant material, often moss.

Arctic

A polar region located at the northernmost part of Earth, characterized by extreme cold, ice-covered seas, and unique ecosystems adapted to cold environments.