Matthias Laug, CTO, on how working towards the UN Sustainable Development Goals 9 & 11 looks like at TIER Mobility — Changing Mobility for Good According to the UN, almost 25% of energy-related green-house gas emissions come from the transportation sector. This makes it the single most impactful contributor to air pollution in European cities. As the number of people living in urban areas is increasing worldwide, its landscape is experiencing an unprecedented acceleration in…