William Russell, former Lord Mayor of the City of London, talks to biologist, conservationist and co-founder of Rebalance Earth Ian Redmond about how finance and biodiversity can work hand in hand and how nature is playing its part in resolving the climate crises

Conservationist and cameraman Ian Redmond films a heard of elephants at a waterhole in Chobe National park, north-east Botswana

Baby Macaque groomed by mother in Arashiyama, west of Kyoto, Japan

Conservationist and cameraman Ian Redmond films an endangered Silverback Mountain gorilla in Rwanda's Volcanoes National Park, East Africa

The red-billed oxpecker and giraffe share a mutually beneficial relationship; The oxpecker cleans blood sucking ticks from the giraffes coat, and in turn, gets an easy meal

Conservationist and cameraman Ian Redmond films a herd of elephants gathered at a waterhole in Chobe National Park, north-east Botswana

Conservationist and cameraman Ian Redmond films a pair of waterbuck chewing on a stick in Chobe National Park, north-east Botswana

Conservationist and cameraman Ian Redmond films a group of macaques in Arashiyama, west of Kyoto

A troop of Mountain Gorillas resting in Rwanda filmed by conservationist Ian Redmond

Filmed by Ian Redmond at the Volcanos National Park in Rwanda

Filmed by Ian Redmond at the Volcanos National Park in Rwanda

Conservationist and cameraman Ian Redmond films a family of elephants swimming across the Chobe River, the border between Namibia and Botswana