The Future of Corporate Responsibility Codes, Standards and Frameworks is a short and informative executive briefing produced jointly by the Global Reporting Initiative (GRI) and AccountAbility.: http://www.greenbiz.com/toolbox/reports_third.cfm?LinkAdvID=63376
Version 3 of the WRI Climate Analysis Indicators tool (CAIT): http://cait.wri.org
World Meteorological Organisation (WMO) issues a great deal of information on climate change, natural disasters, water and energy cycles, El Nino, etc, much of which can be sourced on their website: http://www.wmo.int
Interested in groundwater? The Centre for Groundwater studies is an international cooperative research organisation committed to education and research on groundwater and its many facets. : http://www.groundwater.com.au