(c) Job opportunities and population increased which caused the issue of water rights.
Water Rights:
- Worldwide, there is a fast-developing concern about water scarcity, but little is known about its historical development.
- This study offers the first evaluation of sub-national trends in water scarcity, renewable freshwater supply, and blue water consumption during the course of the 20th century.
- The basic ideas of shortage (impacts due to low availability per capita) and stress (impacts due to high consumption relative to availability) are used to analyze water scarcity.
- These notions signify challenges in meeting the demands of a population and excessive resource usage, respectively.
- The population affected by water scarcity expanded from 0.24 billion (14 percent of the world's population) in the 1900s to 3.8 billion (58 percent) in the 2000s, despite a fourfold increase in water use over the research period.
Therefore, (c) Job opportunities and population increased which caused the issue of water rights.
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