Olympia Marble butterfly (photo courtesy of Michael R. Jeffords)

Spicebush flowers (photo courtesy of Tom Rollins for Clifftop)

Spring Beauties at White Rock (photo courtesy of Tom Rollins for Clifftop)

Jessica Ogle, Mother McAuley Student

Reyna Martinez, Mother McAuley Student

Kohl Children's Museum

Cook County Courthouse

Photovoltaic panels on the Rice Conservation Center (photo courtesy of Chicago Botanic Garden)

Energy Efficiency Renewable Energy Natural Areas