WATER CONSERVATION. 1  Close to 1 billion people across the globe do not have access to drinkable water, leaving roughly one sixth of the worldâs population at risk of contracting fatal diseases*.ATER CONSERVATION. 1  Close to 1 billion people across the globe do not have access to drinkable water, leaving roughly one sixth of the worldâs population at risk of contracting fatal diseases*.
It is important to note that a hurdle rate is only the minimum amount of return that is deemed acceptable for the efforts involved.
Incidence rate[edit] The incidence rate is the number of new cases per population at risk in a given time period . When the denominator is the sum of the person-time of the at risk population, it is also known as the incidence density rate or person-time incidence rate.