Terrible traffic in cities around the world is a real blight on urban life. Increasingly, there are many cities where you simply don’t want to have to go anywhere by car during morning and evening rush hours.
Scientists at UC Berkeley and MIT have demonstrated a water harvester that uses only sunlight to pull liters of water out of the air each day in conditions as low as 20% humidity, a level common in arid areas.
Electric cars are gradually becoming more popular, but there are still real concerns about their driving range, the availability of charging infrastructure, and their price. Adoption of the technology is still rather slow.
Solar energy has made a difference in the lives of refugees from natural disasters and political unrest as well as people in remote corners of the world who don’t have access to modern technology. There are various solar-powered lamps, chargers, and cookers that have been provided to countless thousands of people around the world.