Figure 2.

U.S. government investments (US$) in research to achieve healthy indoor environments (Office of Management and Budget 1998). Abbreviations: DOE, Department of Energy; EH, environmental health; EPA, U.S. Environmental Protection Agency; GSA, General Services Administration; NIH, National Institutes Health; NSF, National Science Foundation. Blue bars, total U.S. federal research funding; black bars, U.S. built environment research funding; GSA white bar, total construction dollars, not total research dollars; NIH white bar, environmental health research funding but not directly built environment research funding.