07_-_Chapter_08_-_Hydrologic_System

07_-_Chapter_08_-_Hydrologic_System - Brother Burr THE...

Info iconThis preview shows pages 1–16. Sign up to view the full content.

View Full Document Right Arrow Icon
THE BUILDING HYDROLOGIC SYSTEM Brother Burr
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Some Stats 2.5% of the earth is freshwater. 0.3% of water is surface water. 1 person in 6 is without safe drinking water
Background image of page 2
Some Stats Arizona: 520 million cubic yards of water are removed from aquifers each year (double the replenishment rate)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Some Stats Arizona: 520 million cubic yards of water are removed from aquifers each year (double the replenishment rate) A cross-section of Arizona Water table at the beginning of the year.
Background image of page 4
Some Stats Arizona: 520 million cubic yards of water are removed from aquifers each year (double the replenishment rate) A cross-section of Arizona Water table at the beginning of the year. Water table after people have used a year’s worth of water.
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Some Stats Arizona: 520 million cubic yards of water are removed from aquifers each year (double the replenishment rate) A cross-section of Arizona Water table at the beginning of the year. Water table after people have used a year’s worth of water. Water table after a year’s worth of rain has replenished it.
Background image of page 6
Case Study: The Aral Sea
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Case Study: The Aral Sea Irrigation lines have redirected the Sea’s water source. Since the 1970’s, the Aral sea has been depleted by 75%.
Background image of page 8
Case Study: The Aral Sea Cities that were sea harbor towns in the 70s are now up to 19 miles away from the shore.
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Case Study: The Aral Sea Lesson: We have to manage our resources better.
Background image of page 10
Energy Policy Act of 1992 The EPA Act of 1992 created minimum water efficiencies for water fixtures
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the maximum amount of water that can be used: Toilet: 1.6 gallons per flush (gpf) Urinal: 1.0 gallons per flush (gpf) Energy Policy Act of 1992
Background image of page 12
Water Saving Strategies There are 2 main strategies: 1. Use less water 2. Use just as much water, but use less potable water. E.g. rainwater harvesting. Ideally, we’ll apply both strategies.
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Water Saving Strategies We’ll start with “Use less Water”
Background image of page 14
Dual flush toilets allow the option for full flushes and half flushes. Full flushes deliver 1.6 gallons and half flushes deliver 0.8 gal. Full flush is for solids.
Background image of page 15

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 16
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 47

07_-_Chapter_08_-_Hydrologic_System - Brother Burr THE...

This preview shows document pages 1 - 16. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online