Energy

Photovoltaic arrays will be installed at 4 schools of School District 46 in Chicago's northern suburbs

Holes have opened up in the ground above geothermal wells at Mayfield and Arnold elementary schools.

Schools and universities continue to seek out better ways to reduce energy consumption and shrink their carbon footprint.

Officials say paper towel account for more waste than any other single item.

The 924-panel system at Goshen College in Goshen, Ind., will make the Church-Chapel building on its campus fully powered by renewable energy.