A man digs a pit to obtain water, in a dry river bed, near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Edward McAllister TPX IMAGES OF THE DAY 

An aerial view shows a man digging a pit to get water, in a dry river bed, near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. Picture taken with a drone. REUTERS/Christophe Van Der Perre TPX IMAGES OF THE DAY 

Demba, 5, helps his father Aladje Drame, a water seller to fill his water cans near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Ngouda Dione 

An aerial view shows several pits, dug to get water in a dry river bed, near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. Picture taken with a drone. REUTERS/Christophe Van Der Perre 

A well dug on the arid ground is seen near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Ngouda Dione 

A resident carries a basin of water, which she collects several times a day, through the arid ground at a fairly large distance from her village Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Ngouda Dione 

A boy collects water from a pit, dug in a dry river bed to water livestock near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Edward McAllister 

A man digs a pit to get water, in a dry river bed, near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Ngouda Dione 

Abandoned water canisters lie on the arid ground near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Ngouda Dione 

Aladje Drame, a water seller, closes his cans full of water taken from a pit dug in a dry river bed, which he sells for 10 cents per 20 litres in the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Ngouda Dione 

An aerial view shows a boy collecting water from a well near the village of Tata Bathily in Matam, Senegal March 29, 2022. Picture taken March 29, 2022. Picture taken with a drone. REUTERS/Christophe Van Der Perre 

An aerial view shows several pits, dug to get water in a dry river bed, near the village of Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. Picture taken with a drone. REUTERS/Christophe Van Der Perre 

Oumou Drame, a resident, carries a basin of water which she collects several times a day, through the arid ground at a fairly large distance from her village Tata Bathily in Matam, Senegal March 30, 2022. Picture taken March 30, 2022. REUTERS/Ngouda Dione