"We get very used to living in a pristine environment here and it makes you realise how bad air pollution is in the rest of the world. When we do have to get the heavy machines out – just three trucks – you can instantly notice the pollution in the air. It really highlights how fragile the Earth is and just how much an impact we, as humans, have on it.
"Being down here also redefines the meaning of finite. For us, it’s usually quite trivial like eating the last of the fresh food or not ordering enough marker pens, but not being able to go down to the shops and instantly replace them.
"It makes you realise that once it’s gone, it’s gone. Making that link to the Earth’s resources makes you think twice about using disposable items and about recycling them once they are finished."