This document summarizes information about water conservation. It discusses the water cycle and how water is polluted. It defines water conservation as reducing water usage and recycling wastewater. The document notes that only 1% of the world's total water is usable freshwater for humans and ecosystems. It outlines how water is used globally, with 70% used for irrigation, 22% for industry, and 8% for domestic use. The document also discusses increasing global water demand and the effects of climate change on water availability.