Answer the questions.

 

1). Why have people devised various systems of water supply?

2). What system of indoor plumbing had early Rome?

3). How did London water supply infrastructure develop?

4). When did water towers appear?

5). Who develop the technique of purification of drinking water by use of compressed liquefied chlorine gas?

6). When did desalination appear?

7). Is traditional centralized infrastructure able to supply sufficient quantities of water to keep up with growing demand.

8). What is the alternative to the traditional centralized infrastructure?

 

5. Summarize the text using the following beginnings:

The text reports on…

The text touches upon…

A careful account is given to…

It is reported that…

Much attention is given to…

The text points out that…

The text deals with the problem of…

The text provides information on…

The text defines the phenomenon of…

The text covers such points as…

6. Read text B and choose the headline:

1) Water Consumption

2) Water Shortage

3) Water Supply

 

Words and expressions:

supply – снабжение, обеспечение foresee - предвидеть

consumption – потребление abundant - обильный

anew – заново household - домашний

shortage – нехватка exceed - превышать

mention – упоминать living standards – уровень жизни

stint – ограничение tap – кран