Download or read book NREL Recommends Ways to Cut Building Energy Costs in Half (Fact Sheet). written by and published by . This book was released on 2011 with total page 2 pages. Available in PDF, EPUB and Kindle. Book excerpt: Building designers and operators could cut energy use by 50% in large office buildings, hospitals, schools, and a variety of stores - including groceries, general merchandise outlets, and retail outlets - by following the recommendations of researchers at the National Renewable Energy Laboratory (NREL).