Clean Water ResourcesClean Water Resources

By Gabija RimkuteBy Gabija Rimkute

Water resourcesWater resources

Water resources are sources of water Water resources are sources of water that are useful or potentially useful that are useful or potentially useful to humansto humans

Water resourcesWater resources

Using for:Using for:– AgriculturalAgricultural– IndustrialIndustrial– HouseholdHousehold– RecreationalRecreational– Environmental activitiesEnvironmental activities

High economic level High economic level countries…countries…

Low economic level Low economic level countries…countries…

Water resourcesWater resources

Problems

• Global warming

• Population growth

• Mining activities

Global warming

Annual average temperature Annual average temperature +0.7°C in the last 50 years (higher +0.7°C in the last 50 years (higher than the global change in the last than the global change in the last 100 years)100 years)

DroughtsDroughts

Depletion of water resourcesDepletion of water resources

Population growth

• Drinking water supplyDrinking water supply• Waste water treatment and Waste water treatment and

overalloverall

sanitary conditions (illnesses)sanitary conditions (illnesses)

Mining activities

Major economic sector in the Major economic sector in the countrycountry

Environmental problems Environmental problems •PollutionPollution•Destruction of groundDestruction of ground

Tips for Saving a WaterTips for Saving a Water

Just taking a five minute shower very day, instead of a bath, will use a third of the water, saving up to 400 litres a week.

Replacing a toilet cistern can save water. Toilets manufactured after 1993 use less water per flush.

Brushing your teeth with the tap running wastes almost 9 litres a minute. Rinse out from a tumbler instead.

Tips for Saving a WaterTips for Saving a Water

A dripping tap could waste as much as 90 litres a week.

Lag your pipes to avoid bursts and leave your heating on a low setting while you are out in cold weather to prevent pipes freezing.

Trigger nozzles can save water by using it only when needed. This can save up to 225 litres a week.

Tips for Saving a Water• Very 'water efficient' washing machines and

dishwashers are now manufactured. Machines with 'A' ratings are the most economical.

• Don't use your washing machine until you've got a full load. The average wash needs about 95 litres. A full load uses less water than 2 half loads.

• Installing a water meter can save you water and money by monitoring how much you use. Or even newspaper keeps the sun off the soil and retains precious moisture

Water saving advance for Water saving advance for gardenersgardeners

• Purchasing a water butt will help you to collect rain water for use on the garden.

• Question your local garden centre about the water requirements of different plants. Some thrive in drier conditions.

• Mulch for moisture in the garden. Adding a layer of tree bark, compost, coconut husks as much water in an hour as a family of four will use in a day!

Water saving advance for gardeners

• Use the dirty water when cleaning a fish tank on your houseplants. It's rich in nitrogen and phosphorus, which provides an excellent fertiliser.

• Every time you boil an egg save the cooled water for your houseplants. They'll benefit from the nutrients released from the shell.

• Grow your grass a little longer. It will stay greener than a close mown lawn and need less watering.

Water saving advance for gardeners

• Hoeing stimulates the growth of plants, reduces water loss from the soil surface and removes weeds that take up valuable water and nutrients.

• No further watering is usually required for established trees and shrubs.

• Sprinklers can be wasteful. It doesn't take long for a sprinkler to soak your lawn thoroughly.

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