Which method of population forecast is suitable when extension is required for small duration and past record is available for long duration?

In environmental engineering, water demand is the amount of water that users request to meet their needs. The first step is to consider the demand, and the second step is to find sources to meet that demand. 

Here are some common types of water demand:

1. Domestic water demand: Includes water for drinking, cooking, bathing, and gardening in private buildings
2. Industrial water demand
3. Commercial and industrial water demand
4. Fire demand
5. Demand for public use
6. Compensate losses and theft demand
    

Topics include: Water Demand, & Population Forecasting