On the surface, the arid expanses of the Mojave Desert may seem inhospitable and largely removed from the global carbon cycle. But beneath the surface, its mineral-rich soils are running a carbon cycle of their own—one that could account for a surprisingly large share of the planet's annual carbon exchange.

On the surface, the arid expanses of the Mojave Desert may seem inhospitable and largely removed from the global carbon cycle. But beneath the surface, its mineral-rich soils are running a carbon cycle of their own—one that could account for a surprisingly large share of the planet’s annual carbon exchange.

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