children

The organisation issued the warning to mark Universal Children's Day om Friday.

It says climate change is exacerbating and speeding up already existing challenges in low-lying countries such as Kiribati, Tuvalu and the Marshall Islands.

UNICEF says this threatens to undo development gains made over decades.

An initial commitments of more than $25 billion for the next five years to provide life-saving treatments, from immunizations to perinatal care.

The Global Strategy for Women’s, Children’s and Adolescents’ Health includes new policies and ground-breaking partnerships from 40 countries and over 100 international organizations, philanthropic foundations, UN agencies, civil society and the private sector.