によって Charlotte Shaw 3年前.
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Fresh Water in Canada
Fresh Water in Canada
How its Treated
Multiple filtration steps
Absorption
Sedimentation
Flocculation
Screening
Chemicals
Muriatic Acid
Algicide
Chlorine
Availability
Renewable Resource (is filtered and can be used
again/ recycled)
Worlds most needed and limited resource
First Nations Communities
Open sores, rashes, disease
Has to ship in clean water (bottled)
Bottled Water
60% of Canadians drink bottled water
on a daily basis
Made of PET plastic (cheaper, thinner)
70% is contaminated with different diseases
Where it Comes From
Ice / Snow
Groundwater
Rivers
Lakes
Lake Superior
Lake Huron
Lake Ontario