What Worries 'Green & Happy' Bhutan?

Bhutan was once the poster child for green living. In 2000, Bhutan had 19,000 cars, buses & trucks. Thimphu has 40 buses for 1,00,000 people. In decades Bhutan has seen a 500% increase in vehicles. Bhutan is the world's only carbon negative country. Watch this video to know further...