Soil profile (northern France). Notice the distinct horizons— darkest at top, where it’s most organic rich and—below that— various shades of brown that reflect leaching and accumulation of minerals over the millennia of formation of this soil. All photos by author.
Infrastructure— “the set of fundamental facilities and systems that support the sustainable functionality of households and firms. Serving a country, city, or other area, including the services and facilities necessary for its economy to function.” [Wikipedia] Continue reading →
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