Balarat center for environmental studies 5th graders study outdoors at Denver public schools center. Post S 28, 1975 p.29,42 Program now in its 2nd year. Details. Post Je 251977 P.^3 Winners of 1976-77 Rocky Mountain Center on Environment's Outstanding Environment Achievement Award given, includes Denver Public Schools Balarat Center. Post 0 19, 1977 p.32 0