Air pollution across the Indo-Gangetic Plains and Himalayan Foothills— which comprises parts of Bangladesh, Bhutan, India, Nepal, and Pakistan—is one of the most pressing health and development challenges in South Asia.
Nearly one billion people are exposed to hazardous air every day, leading to around one million premature deaths annually and shortening average life expectancy by more than three years.
The economic cost is immense, with an estimated 10 percent of regional GDP lost to reduced productivity, illness, and related damages.
The UK is launching its first battery-powered train albeit only on a small section of track in West London. The train is reported as being able to travel 200 miles on a single charge and the converted underground train will travel between West Ealing and Greenford.