Every dollar invested in water, sanitation brings four-fold return in costs-UN

New York, Nov 20 (IBNS): For every dollar invested in water and sanitation, there is a $4.3 return in the form of reduced health care costs for individuals and society around the world, where 2.5 billion people still lack access to basic sanitation services, with 1 billion practicing open defection, the United Nations World Health Organization (WHO) said Wednesday.

Most cities fail to meet new pollution guidelines: UN

New York, May 8 (IBNS): Many of the world's cities are "enveloped in dirty air" that is dangerous breathe, the United Nations World Health Organization (WHO) said on Wednesday, warning that urban dwellers are being exposed to excessive air pollution and are at a risk of respiratory diseases and other long-term health problems.