Business Times: In 1989, the United Nations enforced a treaty to regulate the use and production of chemicals that cause ozone depletion. Since then, the Montreal Protocol has had six amendments to include scientific update on substances that damage Earths atmosphere. A recent report by scientists from the School of Earth and Environment at the University of Leeds states that some chemicals not included in the treaty have been damaging the ozone layer. These very short-lived substances (VSLS) are increasing in...