Thin Films PVs, OPVs, and PV Cell Technologies at SPIE SPIE Solar Energy + Technology is a program focused on developing new solar-based energy sources, technologies, and systems. Submit your research to a symposium that provides a broad interdisciplinary experience plus gives you access to companies driving innovation in renewable energy. VENUE: San Diego, California, USA DATE: Sun Aug 21 to Thu Aug 25, 2011 MORE INFO: http://spie.org/x13194.xml

Sustainable Development: harnessing the energy of communities is an event that has been held annually for the last six years. The event will offer delegates from the public and private sectors a look at sustainable initiatives and promote efficient use of resources. Date: 23 February 2011 08:30 - 17:00 Venue: The Barbican, London The Barbican Conference Centre London EC2Y 8DS United Kingdom

26th Session of the UNEP Governing Council Global Ministerial Environment Forum VENUE: United Nations Office Nairobi Kenya DATE: 21-25 Feb, 2011 MORE INFO: http://www.unep.org/ecalendar/contents/details_view.asp?EventID=2195

Clean Up the World is one of the largest community-based environmental campaigns in the world

This four-day trade show of the global photovoltaics industry will attract around 900 companies and solar organisations as well as around 40,000 visitors from around the world.

Green Budget Europe's Annual Conference will take place on July 8th and 9th (Thursday and Friday) in Budapest. The event location will be the conference room of the Andrássy University in the centre of Budapest.

UEP 2010 will provide a forum for knowledge exchange and discussion regarding the latest information about the unique nature of urban environments, assessment of urban environmental pollutants and their effects, and measures that can be taken to overcome obstacles to sustainability, ecological integrity and life quality.

Nearly 7,500 people attended Futuresource in 2009 from 52 countries worldwide. Around 350 exhibitors covering six key industry sectors will be showcasing their latest products and services at the Futuresource trade fair in 2010 and a programme of short seminars will be available on the show floor