1. Water

2. What are the key points? Debate over selling H2O
How to supply more drinking H2O
New sources
Reusing supplies
Need pro-investment policies

3. Selling H2O Great Lakes H2O sales debate US now uses less water- Why?
Anti-sale
Pro-sale
Hypocrisy about sanctity
US now uses less water- Why?
Industrial usage ↓
Drip irrigation
Recycle wastewater

4. Generating New Supplies
Desalination
Distillation
Reverse osmosis
Icebergs
Capillary condensation
LifeStraw
WaterMill
PlayPump
Astroids
Other creative, yet practical solutions:
Peruvian billboard water
WarkaWater tower
Lifesaver filter

5. Reusing Existing Supplies
Toilet-to-tap
Current system very inefficient
Grey H2O
Update infrastructure
↑ reliance on natural capital
NYC source
H2O subsidies
Discourages investment

6. Water Demands ↑ population Agricultural, industrial usage
↑ demand for food, meat
↑ demand for stuff= Industrial use
Agricultural, industrial usage
Biggest drain
Grow food in dry places
Avocados
Tap aquifers for free
Climate change
H2O cycle
Deluges, droughts
Less snow

7. Tackling Poor Management
Eliminate subsidies
Expensive, unreliable access in GS
Properly price H2O
Consumers waste it
Investors lack investment incentives
Est. ownership and extraction rights

8. Recap Need to address H2O demand issues
Poorest people pay the most for H2O
Require better domestic management
Require int’l cooperation
Battle bt. local, owned resource and common good