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2 results for “carbon”.

• What Soil Actually Is: The Thin Living Skin of Land
  Soil takes centuries to make, hosts a quarter of Earth's biodiversity, holds more carbon than the atmosphere and all plants combined, and grows almost everything you eat — yet most people have never thought about it. Here is the thin living skin of the planet, horizon by horizon.
• Phytoplankton: The Invisible Forest That Feeds the Ocean
  Microscopic drifters, most of them single cells, produce roughly half the biosphere's oxygen and form the base of every marine food web. Satellites can see their blooms; the climate record keeps their graves. Here is the smallest forest on Earth.