Both problem solving water scarcity. Poverty, including "project" that people think for life not wasteful spending. Enough is enough by their own position.
The problem of water scarcity, poverty, including "economic projects" to make people think that life is not sufficiently lavish spending. It is as good as their own.
Both solve the shortage of water, poverty, including the project "Sufficiency economy". You think, so that people live within your means not spend extravagant. Enough is enough out-of-pocket expense of their own.