Agriculture refers to the practice of cultivating plants, animals, and other forms of life for food, fiber, medicinal plants, and other products used to sustain and enhance human life.

Improved sanitation (related to but distinct from a "safely managed sanitation service") is a term used to categorize types of sanitation for monitoring purposes.

An improved water source (or improved drinking-water source or improved water supply) is a term used to categorize certain types or levels of water supply for monitoring purposes.

Infrastructure is the system of physical structures, facilities, and services needed for the functioning of a society or organization.

The Marshall Plan, officially known as the European Recovery Program, was an initiative proposed by U.

Poverty reduction, poverty relief, or poverty alleviation is a set of measures, both economic and humanitarian, that are intended to permanently lift people out of poverty.

The Wikipedia page "President of the United States" provides a comprehensive overview of the highest-ranking political position in the United States.

Sustainability is a concept that focuses on meeting the needs of the present without compromising the ability of future generations to meet their own needs.