organic

"With each layer of trash piled up, the bottom layers become weaker, especially as the decay and decomposition of organic waste increases the temperature," Mr Muramuzi explains.

The critical clue for Sanei was a naturally occurring material called inertinite, a stable form of organic carbon in Earth’s crust, formed when wildfires char forests and the burned vegetation fossilizes.

Local farmers market vendor Arcana Apothecary sells a $60, one-pound block of cacao that is made entirely by women in Guatemala, and pure organic cacao powder is available at Erewhon.

A fragment of the organic glass found inside the skull of the deceased individual in Herculaneum.

Ledbetter’s Avivo winery in Sonoma County, for example, is devoting more acres to regenerative farming and producing organic wines that use less brix, or sugar, to bring down the alcohol content.