RE: What officials are doing for london 2012

-"The unique stadium, being built on industrial wasteland in east London, will seat 80,000 people when it is used as the centrepiece of the 2012 games.But, in a worldwide engineering first, its roof and top tier of seating will be dismantled after the event, leaving a 25,000-seater venue."

Biomass is a renewable energy source, refers to living and recently dead biological material that can be used as fuel or for industrial production.

• http://en.wikipedia.org/wiki/Biomas
• http://www.worldofenergy.com.au/factsheet_biomass/07_fact_biomass_what.html
• http://www.energyquest.ca.gov/story/chapter10.html
• http://www.nrel.gov/learning/re_biomass.html
• http://www1.eere.energy.gov/biomass/
• http://www.alliantenergykids.com/stellent2/groups/public/documents/pub/phk_ee_re_001503.hcsp
• http://www1.eere.energy.gov/biomass/biomass_basics_faqs.html
  
• http://www.need.org/needpdf/infobook_activities/ElemInfo/BiomassE.pdf
• http://www.succeedingwithscience.com/resources/pdf/environment/report_04.pdf?PHPSESSID=51bf389e98f3c73c5563dc3248bb1e77