Answer:
2.6 billion people have gained access to an improved drinking-water source since 1990.
4.2 billion people now get water through a piped connection; 2.4 billion access water through other improved sources including public taps, protected wells and boreholes.2.6 billion people have gained access to an improved drinking-water source since 1990.
In 2015, 91% of the world’s population had access to an improved drinking-water source, compared with 76% in 1990.
