Glossary

U

urbanization:

the process of human movement and centralization towards and into cities and urban areas.

W

waterlogging:

a process whereby more water is channeled onto land than the soil can absorb.

water scarcity:

a state where annual water supplies drop below 1,000 m3 per person, or when more than 40 per cent of available water is used.

water stress:

a state where low water supplies limit food production and economic development, and affect human health. An area experiences water stress when annual water supplies drop below 1,700 m3 per person.

WHO:

the World Health Organization is a specialized UN agency, the directing and coordinating authority for health within the UN system, responsible for providing leadership on global health matters, shaping the health research agenda, setting norms and standards, articulating evidence-based policy options, providing technical support to countries and monitoring and assessing health trends.

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