The
crisis has been becoming an issue worldwide. Some people are now suffering from a freshwater shortage in some areas, which triggered some problems in healthcare, political dispute, and humanitarian issues. Nowadays, most
scarcity problems result from decreasing
quality due to increasing
as well as rapid economic
with a growing
.
Most developed
have undergone
and
growth, continuing to widen the gap between
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for
and the available supply. With the rapid economic development, there is increasing demand for clean, usable
in households, industries, and agriculture, applying great pressure on the intersection of urban
and
availability. It is projected that the world's urban
will increase from 3.9 billion to 6.3 billion from 2014 to 2050 (DESA, 2015).
,
growth is inconsistent with the socio-economic
of
.
,
inconsistency could cause a conflict between
supply and demand. Specifically, the relevant investigation shows that an estimated 91% or lower global
had
to clean and drinkable
sources until 2015 (Nganyanyuka, Martinez, Wesselink, Lungo, & Georgiadou, 2014).
,
is the other main factor in
shortage, most of which are attributed to inadequate investment in
and environmental protection. In 2017, approximately 80% of wastewater worldwide was directly discharged into
bodies without treatment, leading to poor
quality since domestic and industrial
returned to the source in developing areas was frequently severely contaminated, rendering it not only unacceptable for many uses, but
degrading remaining supplies (Connor et al., 2017).
The consequences of insufficient portable
are severe worldwide;
, some governments and
environment companies are mostly adopting two main methods to alleviate the shortage
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impact: optimizing
in
and developing sanitation in freshwater
. A portion of
is now trying to change their
resource
to improve their
efficiency.
, China's
resource
is exploring market-based approaches as opposed to passively and solely relying on supply-driven measures. These steps could improve
' industrial structure and achieve better
efficiency in accommodation with the developing
(Jiang, 2009).
, coordinated efforts were made across the international
to improve both drinking
quality and
to sanitation services.
, some Asian
constructed substantial supply stations, rainwater harvesting, and decentralized treatment facilities to ensure
safety
century;
, much progress was erased by
growth simultaneously. But it cannot be denied that these infrastructure measures make a great contribution to helping with
safety.
In conclusion, the world is suffering severe
scarcity because of high
progress as well as unmanageable
.
, it is urgent to combine advanced
and the increasing freshwater infrastructure. Without these immediate actions, a
supply and
crisis of unpredictable aspects will confront economic development, drinking
, and humanity.