Optimal allocation of water resources requires an agreed basis for discussing what is an "acceptable" water quality. Developments in the establishment and interpretation of water quality specifications are discussed. It is argued that percentile water quality standards and sensible definitions of water quality failure are often inconsistent. Rigid water quality specifications cannot account for...

Tuberculosis is a hidden disease. It under-diagnosed, under-counted, stigmatised, largely poor person’s illness, and therefore not of much interest to the media. India has burden tuberculosis (TB) cases deaths in world with 26% new 34% 2020 [1] Yet, most us are more likely know someone diabetes, heart disease, or cancer than friend acquaintance who undergone treatment for tuberculosis.