Girls stand near a water pump in the village of Nedgo, near Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago TPX IMAGES OF THE DAY

Women attend a family planning course given by a nurse from the NGO Marie Stopes at a dispensary in the village of Nedgo, near Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago

A nurse from Marie Stopes NGO chats with a woman at a dispensary in the village of Nedgo, near Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago

Girls stand near a water pump in the village of Nedgo, near Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago

Women fill water from a pump in the village of Nedgo, near Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago

Women attend a family planning course given by a nurse from the NGO Marie Stopes at a dispensary in the village of Nedgo, near Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago

A nurse from Marie Stopes NGO talks to women during a family planning course at a dispensary in the village of Nedgo, near Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago

A nurse from Marie Stopes NGO displays a condom during a family planning course at a dispensary in the village of Nedgo, near Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago

A woman carrying a baby arrives at the clinic of the NGO Marie Stopes in Ouagadougou, Burkina Faso February 16, 2018. Picture taken February 16, 2018. REUTERS/Luc Gnago

A mother rests with her newly born child inside a ward at the government hospital in Manila August 14, 2008. Artificial birth control is often taboo in this staunchly Roman Catholic country. Yet with a birth rate that is one of the highest in the world, sustainable population growth is becoming a burning issue, especially as millions of poor people struggle to feed themselves at a time of high food prices. Picture taken August 14, 2008. To match feature PHILIPPINES-BIRTHCONTROL/ REUTERS/Romeo Ranoco (PHILIPPINES)

A mother breastfeeds her newly born baby inside a ward in a government hospital in Manila August 14, 2008. Four babies are born every minute in the largely Catholic Philippines and some lawmakers are trying to put the brakes on rapid population growth by supporting a law that will compel the central government to promote artificial family planning. To match feature PHILIPPINES BIRTH CONTROL REUTERS/Romeo Ranoco (PHILIPPINES)

Mothers attend to their babies inside a ward of a government hospital in Manila August 14, 2008. Four babies are born every minute in the largely Catholic Philippines and some lawmakers are trying to put the brakes on rapid population growth by supporting a law that will compel the central government to promote artificial family planning. To match feature PHILIPPINES BIRTH CONTROL REUTERS/Romeo Ranoco (PHILIPPINES)

May Mercado, 24, a mother of three children, breast-feeds one of her offspring as the others sleep with their two cousins residing in the same makeshift house inside a slum area in Makati's financial district of Manila August 14 ,2008. Artificial birth control is often taboo in this staunchly Roman Catholic country. Yet with a birth rate that is one of the highest in the world, sustainable population growth is becoming a burning issue, especially as millions of poor people struggle to feed themselves at a time of high food prices. Picture taken August 14, 2008. To match feature PHILIPPINES-BIRTHCONTROL/. REUTERS/John Javellana (PHILIPPINES)

Mothers attend to their babies inside a ward of a government hospital in Manila August 14, 2008. Four babies are born every minute in the largely Catholic Philippines and some lawmakers are trying to put the brakes on rapid population growth by supporting a law that will compel the central government to promote artificial family planning. To match feature PHILIPPINES-BIRTHCONTROL/ REUTERS/Romeo Ranoco (PHILIPPINES)

Mothers with their newly born babies takes a break inside a ward at the government hospital in Manila August 14, 2008. Four babies are born every minute in the largely Catholic Philippines and some lawmakers are trying to put the brakes on rapid population growth by supporting a law that will compel the central government to promote artificial family planning. To match feature PHILIPPINES-BIRTHCONTROL/ REUTERS/Romeo Ranoco (PHILIPPINES)

Mothers with their newly born babies takes a break inside a ward at the government hospital in Manila August 14, 2008. Four babies are born every minute in the largely Catholic Philippines and some lawmakers are trying to put the brakes on rapid population growth by supporting a law that will compel the central government to promote artificial family planning. To match feature PHILIPPINES-BIRTHCONTROL/ REUTERS/Romeo Ranoco (PHILIPPINES)