Steve Christman’s environmental science career launched 30 years ago in Indiana, making him one of the state’s first greenies. During his career, he has operated a landfill and a materials recovery facility, created environmental programs and served on a number of eco-conscious boards before becoming Executive Director of the Northeast Indiana Solid Waste Management District (NISWMD). Steve Christman’s environmental science career launched 30 years ago in Indiana, making him one of the state’s first greenies. During his career, he has operated a landfill and a materials recovery facility, created environmental programs and served on a number of eco-conscious boards before becoming Executive Director of the Northeast Indiana Solid Waste Management District (NISWMD).