Full-text search Fulltext search 23 Resultate An end to flight shame Will we ever be able to fly with a clean conscience again? The good news: Technologies for zero-carbon aviation are already available today. The bad: It will take years to bring them to market. Green Steel Revolution Steel production is responsible for eight percent of CO2 emissions worldwide. Alternative manufacturing processes exist, but the investments are high and the road is long. Two experts provide insights. Twelve fans filter the air near Reykjavik To slow down climate change, a new type of plant in Iceland filters CO2 from the air. This is then mixed with water and injected into basalt. There it petrifies.