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Water DemandAnup Ghimire
Sust
aina
ble
Deve
lopm
ent G
oals
UN Sustainable Development GoalsGoal 6: ensure availability and sustainable management of water and sanitation for all
Targ
et 6
.1 By 2030, universal and equitable access to safe and affordable drinking water for all
Agriculture70%
Industry20%
Domestic use10%
Water Consump-
tion
Acce
ss to
safe
dr
inkin
g wa
ter
76 percent of the world population had access to safe drinking water in 1990 which increased to 89 percent in 2010 One in ten people of
the world are lacking safe water
Wat
er a
s hum
an
right Safe, acceptable and
affordable water for personal and domestic uses has been recognized as a
human right….UN
Wat
er S
tress
Water stress is the ratio of
total withdrawals to total renewable supply
High Water Stress Regions:
Middle East countries, Kazakhstan, Uzbekistan, Mongolia, Libya and Morocco Low Water Stress Regions:
central African countries, Norway, Brazil, Bolivia, Bangladesh, Bhutan and Thailand
Wat
er st
ress
Spatial and temporal variation of freshwater availability makes even distribution of water difficult increasing population
of the world increases pressure on water supply and distribution
Solu
tion
Meas
ures
Building ReservoirsDesalinationRainwater Harvesting
Build
ing
Rese
rvoi
r Building reservoirs is an option to tackle climatic anomalies and changing rainfall patterns however its cost effectiveness should be considered
Desa
linat
ion More than 120 countries around the
world including Saudi Arabia, Oman, UAE and Spain have been using desalination plants to provide drinking water
Desa
linat
ion
Desalination plant with a capacity to provide water to 1 million people has been established by Thames Water in London in 2010
Desa
linat
ion
Tampa Bay desalination plant of USA, Point Lisas, Trinidad and Almeria, Spain are some of the largest desalination plants
Refe
renc
es
http://www.bbc.co.uk
http://www.hbfreshwater.comhttp://www.wri.org
http://www.un.org http://www.water.or
gwww.worlometers.info
