Last month, the second cycle of the Dubai Future Accelerators program got underway, after a successful initial launch last summer. The program's goal is to bring together startups and government agencies to solve the issues of the future through technology, and already some great ideas are coming out of the second cycle. This week's latest innovation comes from a young Russian-Italian company called Renca. The joint venture was formed by Italian Alex Reggiani and Russian Andrey Dudnikov, who are working with the Dubai Municipality to develop their geopolymer cement 3D printing material. Geocement is a green cement in every sense except actual color - not only does its production require only a tenth of the energy required to produce traditional Portland cement, but it's made from industrial by-products, reducing waste. Read more at