'Go green' the new mantra for airlines

The staggering environmental impact of air travel is driving many airline companies to whittle down their carbon footprint and make flying more sustainable. Indeed, the need for such measures has never been more pressing. According to a recent global study, recreational air travel alone is responsible for over 10 per cent of the climate change caused by human activity.
 
The airline industry currently produces about 3 per cent of the world’s emissions. The number is likely to surge by 2020, says World Travel Organization, when the number of tourists across the world skyrockets to 1.6 billion.
 
However, with