NEUSTARK

Interview: “Our vision: Removing 1 million tons of CO2 permanently by 2030”

As already announced several times, dear readers, we are launching our new „GREEN CHALLENGE“ section with this issue of BFT 12/2023. It kicks off with the following interview with Dr. Johannes Tiefenthaler, CEO of neustark - a Swiss ScaleUp that has developed a solution for the permanent storage of biogenic CO₂ in mineral waste streams such as demolition concrete. BFT editor-in-chief Silvio Schade recently visited Dr. Tiefenthaler in Zurich and we will be presenting neustark in detail in BFT 1/2024.

According to the IPCC, limiting global warming to 1.5°C requires net-zero emissions to be...

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Issue 01/2024

Track record: more than 750 tons of CO2 removed from the atmosphere so far

In the last BFT edition of 2023, as you know, we started with our new „GREEN CHALLENGE“ section, among others, presenting an interview with Dr. Johannes Tiefenthaler, the CEO of the Swiss scale-up...

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Issue 05/2024

Concrete as a CO2 sink

Although concrete structures have an above-average life-span of up to a hundred years, concrete is still responsible for around 8?% of global greenhouse gas emissions due to the energy-intensive...

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Issue 09/2024

Successful paving block production using low-carbon circular cements on an industrial scale

Germany is already reusing 95 % of the construction and demolition debris. When recycling demolished concrete, the raw materials recovered in this process are often of a lower quality than that of the...

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Issue 04/2026 TH KÖLN

Concrete from ash

When municipal waste incineration ash encounters CO2, a new raw material for the construction industry could be created. An interdisciplinary consortium involving TH Cologne is therefore investigating...

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