Sacyr's Blog

Hundreds of satellites gather information from the sky about the Russian invasion of Ukraine. Some can even track troop movements at night and detect tanks hidden under trees. They are used to plan strategies, detect possible war crimes and track refugee flows.

Javier Domínguez Bravo, a researcher at the Center for Energy, Environmental and Technological Research (CIEMAT) and head of the Renewable Energy and Geographic Information Technologies Group (GTIGER), uses maps to find new energy models.