Loudoun County Environmental Indicators Project (LEIP) was initiated 1 Oct. 1998. Conducted by George Washington University, the five year project was intended to make scientific analysis available to Loudoun County's elected officials and residents to help in making decisions about public policy relating to land use. It later expanded to provide environmental information to the general public.
From the description of Loudoun County Environmental Indicators Project records, 1998-2003. (Unknown). WorldCat record id: 190862511