Graham Eaton / The Gorner Glacier with the peaks of The Briethorn, Western Lyskamm, Castor and Pollux . Switzerland. September 2017. The Gornerglacier has a medial moraine running along its centre, formed when two l...

Graham Eaton / The Gorner Glacier with the Briethorn in cloud, Valais, Switzerland. September 2017. The glacier has a medial moraine running along its centre, formed when two glaciers with lateral moraines merge.

Graham Eaton / The Gorner Glacier with the Briethorn in cloud, Valais, Switzerland. September 2017. The glacier has a medial moraine running along its centre, formed when two glaciers with lateral moraines merge.

Alex Hyde / Photographer heating silica gel over camp fire in rainforest to restore its desiccating properties. The high humidity of the rainforest can fog camera lenses and lead to mould growth, so silica gel is...

Cheryl-Samantha Owen / Coffee (Coffea arabica) beans roasting over a fire, Tanzania, East Africa.

Cheryl-Samantha Owen / Man washing Coffee (Coffea arabica) beans to remove the mucilage (viscous substance) after fermentation. Commercial coffee farm, Tanzania, East Africa.

Konstantin Mikhailov / Altai steppe Mountains with smoke at the merge of rivers Katun and Chuya, Russia. August 2013.

Graham Eaton / Gorner Glacier with medial moraine formed when two glaciers and their lateral moraines merge into one. View from the Gornergrat Hotel, Zermatt, Valais, Switzerland. September 2019.