In 2016 airlines carried 3.7 billion passengers. This is set to rise to more than 8 billion by 2035. At the same time, climate scientists are warning that we have less than 12 years to make a significant reduction in our emissions in order to avoid catastrophic climate change.
Flying less is one of the best ways to reduce your carbon footprint. Could you pledge to be flight free in 2020?More about the campaign
Renowned adventurer Alastair Humphreys' many adventures include cycling around the world, rowing the Atlantic and walking the Empty Quarter desert. But on a mission to fly less, Alastair sought adventure as close to home as he could – without leaving the borders of his home county of Yorkshire.