In a process similar to coral reef growth, microalgae could create limestone to make cement production carbon neutral – and even carbon negative

A team of scientists led by the University of Colorado Boulder (CU Boulder) was rewarded with a $3.2 million grant to develop the technology

Karin van Ommeren lets the colors of the stones shine in her monumental works

The Dutch artist brings the inside of the raw blocks to the outside and even works with boulders

Karin van Ommeren lässt in ihren monumentalen Arbeiten die Farben der Steine leuchten

Die niederländische Künstlerin holt das Innere der Rohblocks nach außen und arbeitet sogar mit Findlingen

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