Sixty-two per cent of people living in Copenhagen cycle to work or school, pedalling 1.44 million kilometres every day. The city has invested more than €40 per head in bike infrastructure
Short visual: Before air conditioning, buildings in hot countries were designed to keep their inhabitants cool. But over time technical solutions have replaced architectural prowess. Technology keeps temperatures down, but pushes up greenhouse gas emissions, contributing to climate change.
Short visual: The Arctic has lost more than half its volume of sea ice over the past three decades and three-quarters of the sea area that was once frozen is now open water
Short visual: ØsterGro Rooftop Farm in Copenhagen is an example of a growing trend for urban green rooftops. Some cities have even made them part of their sustainability plans