Water stress, ratio of withdrawals to supply Alex E 5:45:00 AM Forecasts , Maps , Water Edit The World Resources Institute, a think-tank, ranked 167 countries, and found that 33 face extremely high water stress by 2040. Via economist.com Share on Facebook Share on Twitter Share on Google Plus Alex E Ecoclimax is defined by Odum (1969) as the culmination state after a succession in a stabilized ecosystem in which maximum biomass (or high information content) and symbiotic function among organisms is kept per unit of available energy flow. RELATED POSTS Please enable JavaScript to view the comments powered by Disqus.