Menstrual cups are a cheaper, more sustainable way for women to cope with periods than tampons or pads
- Written by Susan Powers, Spence Professor of Sustainable Environmental Systems and the Director of the Institute for a Sustainable Environment, Clarkson University

Every year in America, women spend at least US$2.8 billion on sanitary pads and tampons that can take hundreds of years to decompose. Is there a more economical and environmentally friendly way? To find out, we asked Susan Powers, a professor of sustainable...