Why focus on peak oil? The world is running out of water, fish, land and trees in the same way that we are running out of oil. Have a look at this site for a shocking account of the state of the world’s fresh water.
At the dawn of the 21st century, a global water crisis is looming. According to the United Nations, 1.3 billion people in the world today lack access to clean water while 2.5 billion do not have adequate sewage and sanitation. No less than 31 countries are considered to be in water stressed areas. Worldwide demand for water is doubling every 20 years, twice the rate of population growth. By the year 2025, demand for fresh water is expected to outstrip global supply by 56 percent.