The eco-rating system assesses 15 specific criteria drawn from five general categories of sustainability attributes - attributes include the usage of environmentally preferable materials, minimization of hazardous substances, energy efficiency, responsible end-of-life treatment and environmentally-responsible manufacturing.
The most popular and widely held munis are general obligations of the issuer, and its coupon interest is usually paid by specific revenues such as water usage or sales tax revenues.
The main purpose of the seminar was to give an general idea of current state of ground water in Uzbekistan, scientific-educational activities and the area of usage of underground water and determination of future trends relating to improvement of research methods and educational approaches with development of practical recommendations.