oil shale

11.04.2025
TalTech professor Alar Konis warns that the speed of the green transition must not come at the expense of system reliability and the competitiveness of the economy.
13.02.2025
The mountain-like oil shale ash heaps of Ida-Virumaa have long been a part of Estonia’s landscape, symbolizing both industrial heritage and environmental impact. But what if they hold a hidden treasure? Researchers at TalTech, in collaboration with environmental services company Ragn-Sells, are developing innovative technologies to transform these waste materials into valuable resources, giving them a new purpose and sustainable future.