The Turkanas of Kenya - nomadic herders in a changing climate

A pastoralist takes sheep and goats to graze in Napetasikiria Photograph: Roger Job

Drought in the region means that livestock only have dry grass to feed on Photograph: Roger Job

Breakfast in the Loima hills - a man called Lochan shows his meagre rations before a long day of walking Photograph: Roger Job

Longole Lochan prepares milk for children from his goats in the morning Photograph: Roger Job

Near Lokichar, camels, sheep and donkeys are going back to cattle camp after a day of grazing. They had walked for 12 miles that day Photograph: Roger Job

Women collect water for livestock in the Loima hills. Due to a lack of rain, people have to dig deeper and deeper to find water Photograph: Roger Job

An elder waits for a meeting. Old men like this often told the photographer, Roger Job, that they fear their children will soon have to beg for humanitarian help Photograph: Roger Job

Logilae Lokarach asked the photographer to take a picture in front of his camels after a day of walking for grazing. It was the only time that a Turkana pastoralist asked for a picture. It was taken near Lorugum Photograph: Roger Job

A young girl digs for water in a dry river bed while goats cry out for water. Wells are having to be dug deeper and deeper, Lokwaris Lotagor told the photographer Photograph: Roger Job

It's the Turkana women's work to dig wells for livestock Photograph: Roger Job

Women supply camels with water from a well in a dry river bed. The Turkanas try to water the female camels as much as possible so that they get milk Photograph: Roger Job

After watering his animals all morning, Longole Lochan drinks water Photograph: Roger Job

In the area of Lorengippi, women are migrating with a donkey loaded with their belongings to prepare the huts in the camp for elders and children. The men then follow with cattle Photograph: Roger Job

A group of women walking ahead of livestock during migration. Picture taken near Lorengippi Photograph: Roger Job

A boy brings donkeys back to camp after watering Photograph: Roger Job

Sheep and goats return to camp after a day of grazing Photograph: Roger Job

A pastoralist returns home with his goats after a day's grazing Photograph: Roger Job

A scout on the look-out: security for livestock is a real concern for the Turkana Photograph: Roger JOB/Roger Job

Turkana light a fire at the end of the day Photograph: Roger Job