WATER TIGHT Companies and citizens working hard to reduce their carbon footprints are starting to pay attention to another kind of footprint as well. BY EMILY GERTZ
24
ENVIRONMENT.UMN.EDU/MOMENTUM
WATER TIGHT Companies and citizens working hard to reduce their carbon footprints are starting to pay attention to another kind of footprint as well. BY EMILY GERTZ
24
ENVIRONMENT.UMN.EDU/MOMENTUM