int Flashcards
Canadas fresh water
12% is covered by fresh water, where 88% of it is soured from lakes and rivers.
more than 99% of our water is treated
who is the worlds largest hydropower producer
Canada
933 large damns which in total we generate 350TWh/ year (60% of all power)
whee does Calgary source its water
bow river and elbow river
demand vs supply management
D= influence human behavior to use less water (conserve what we have)
S= developing new supplies of water by increasing current sources or drawing from new areas
examples of demand-supply
- making municipal operations more efficient
-water-efficient appliances
-accessible water conversation tech
-water use education (assist in placing value)
-changing by-laws to make water efficiency mandatory
what is a renewable resource
something that is replenished naturally over time, measured on a human time scale
what factors dictate water availability
climate - may induce a water budget
geology- topography dictates water movement and vice versa (water removal can cause sinking)
land use - how we withdraw and the impacts of the recharge of water. water the water will be contaminated or not