Fibras

2000 1 2001 2 2002 3 2003 5 2004 5 2005 6 2006 7 2007 8 2008 11 2009 12 2010 20 2011 36 2012 68 Edificios comerciales Net-Zero en EU / Comercial buildings Net-Zero in US. Año Edificios Year Buildings Fuente: Xxxxxx / Source: Institute for Building Efficiency. NREL RSF FACILITY, entre los 6,457 edificios en EU con eficiencia energética. NREL RSF FACILITY, amog the 6.457 buildings with enviromental effcency in US. El desarrollo constará de 4 niveles. / The building will have 4 floors. Bajo esa dinámica, hoy en día una de cada tres cons- trucciones comerciales en el mercado norteamericano ini- cian operaciones con certificación LEED (Leadership in Energy & Environmental Design). Under this dynamic, presently one out of three commercial constructions in the north American mar- ket indicate LEED (Leadership in Energy & Environ- mental Design). Real Estate Market 157 E s pac i o s