1. Environmental Engineering… …. for the Megalopolis S 1 Raw Water alum QT S 2 S 4 m 1 S 3 Flocculation Sedimentation p 1 S 5 Clearwell Clean Water S 1 S 1 Raw Water alum QQ TT S 2 S 2 S 4 S 4 m 1 m 1 S 3 S 3 Flocculation Sedimentation p 1 p 1 S 5 S 5 Clearwell Clean Water Welcome to ENGRI 113! Instructor: Monroe Weber-Shirk Teaching Assistants: Matt Sledjeski and Rick Jones  Introductions…

2. Resources... ä Teaching Assistants ä Course web site ä www.cee.cornell.edu/mw24/cee113/ ä Course schedule ä Course notes (as they are completed) ä Homework assignments (and solutions eventually) ä Readings ä Teaching Assistants ä Course web site ä www.cee.cornell.edu/mw24/cee113/ ä Course schedule ä Course notes (as they are completed) ä Homework assignments (and solutions eventually) ä Readings

3. Environmental Engineering ä Protecting the environment from the potentially deleterious effects of human activity ä Improving environmental quality for human health and well-being ä Protecting the environment from the potentially deleterious effects of human activity ä Improving environmental quality for human health and well-being How has environmental engineering affected you today? äReducing, Reusing, Recycling to eliminate excess waste of resources äDisposing of waste (sewage, garbage...) äWhat about the space we use, the CO 2 we emit... äClean (and convenient!) drinking water äClean air äClean wastewater äClean soil teams

4. Environmental Engineering for the Megalopolis ä A very large or principal city, a metropolis ä a continuous urban sprawl formed from the expansion of adjoining cities ä the way of life characteristic of such a city ä the practice of building large cities ä A very large or principal city, a metropolis ä a continuous urban sprawl formed from the expansion of adjoining cities ä the way of life characteristic of such a city ä the practice of building large cities (megalopolises)

5. Environmental Engineering for the Megalopolis ä Water supply ä Where does the water come from? ä How much water is needed? ä How does it get to the city? ä Is the water safe to drink? ä How is the water purified? ä Solid waste management ä How much garbage do cities produce? ä Where is it all going? ä What are the alternatives? ä Water supply ä Where does the water come from? ä How much water is needed? ä How does it get to the city? ä Is the water safe to drink? ä How is the water purified? ä Solid waste management ä How much garbage do cities produce? ä Where is it all going? ä What are the alternatives? Case study: NYC

6. Major World Cities (Metropolitan Areas) Citypopulation (millions) Mexico City20.2 Tokyo18.1 Sao Paulo 17.4 New York16.2(7.3 in NYC) Shanghai13.4 Los Angeles11.9 Calcutta11.8 Buenos Aires11.5 Citypopulation (millions) Mexico City20.2 Tokyo18.1 Sao Paulo 17.4 New York16.2(7.3 in NYC) Shanghai13.4 Los Angeles11.9 Calcutta11.8 Buenos Aires11.5

7. New York City Metropolitan Area

8. New York City Statistics ä Population________ ä Area________308.9 sq mi ä Pop. Density________23,671/sq mi ä Water consumption ____ liters/person/day ä Population________ ä Area________308.9 sq mi ä Pop. Density________23,671/sq mi ä Water consumption ____ liters/person/day 7.3 million 800.0 km 2 9139/km 2 588

9. New York Water Consumption ä 1.4 billion gallons/day ä 5.3 billion liters/day ä 588 liters/person/day ä ___ m 3 /s ä 1.4 billion gallons/day ä 5.3 billion liters/day ä 588 liters/person/day ä ___ m 3 /s 58 3.9 m

10. New York City Water ä Where does New York City’s water come from? ä How does the water get to all the buildings? ä Where does the water go when it “goes down the drain” Could NYC get its water from the rainfall on the City? Solution

11. New York Garbage ä 7,500 tons of garbage/day 6,800,000 kg/day ____ kg/person/day ä 750 tons of construction debris/day ä 7,500 tons of garbage/day 6,800,000 kg/day ____ kg/person/day ä 750 tons of construction debris/day 0.75

12. Recycling New York City Recycling ä 1,600 tons of recyclables/day ä 1000 tons of paper/day ä 600 tons of metal, glass and plastic/day ä 1,600 tons of recyclables/day ä 1000 tons of paper/day ä 600 tons of metal, glass and plastic/day

13. New York City Garbage ä Where does New York City Garbage go? ä What are New York City’s garbage disposal options? ä Where does New York City Garbage go? ä What are New York City’s garbage disposal options?

14. Water Treatment Plant Project ä Goal: Design, build, operate, and automate a miniature drinking water treatment plant. ä Here's your chance to develop your engineering skills! ä Logistics – section constraints ä Max of 16 students per section ä Need to split into 2 sections ä New section time on Friday afternoon ä 12:20 – 2:15 ä 1:25 – 2:20 ä 2:30 – 4:25 ä Goal: Design, build, operate, and automate a miniature drinking water treatment plant. ä Here's your chance to develop your engineering skills! ä Logistics – section constraints ä Max of 16 students per section ä Need to split into 2 sections ä New section time on Friday afternoon ä 12:20 – 2:15 ä 1:25 – 2:20 ä 2:30 – 4:25 Review schedule

15. Could NYC get its water from the rainfall on the City? Annual Rainfall ____________ NYC consumption ___________________ 5.3 billion liters/day 1 m/yr NYC area ___________________ 800.0 km 2 How could we convert the consumption into a velocity with units of m/yr?