Blue Planet
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Blue Planet Sanitation, climate change (drought, flooding, snowpack loss), shortages, pollution, hydropower, population growth, irrigation, biodiversity Efficient use of water Inexpensive sanitation + education Pollution Prevention
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Blue Planet. Sanitation, climate change (drought, flooding, snowpack loss), shortages, pollution, hydropower, population growth, irrigation, biodiversity. Efficient use of water Inexpensive sanitation + education Pollution Prevention. Global ecosystem service. Precipitation. Evaporation. - PowerPoint PPT Presentation
Transcript of Blue Planet
Blue Planet
Sanitation, climate change (drought, flooding, snowpack loss), shortages, pollution, hydropower, population growth, irrigation, biodiversity
Efficient use of waterInexpensive sanitation + educationPollution Prevention
cun83198_0221.jpg
Global ecosystem serviceGlobal ecosystem service
Precipitation
Evaporation Runoff
GroundwaterRunoff
Global access to clean waterGlobal access to clean water
Limited access in Africa, AsiaUnited Nations Educational Scientific and Cultural Organization
Global threats to water supplyUNESCO, 2011: “In less than 25 years, 2/3 of
world’s population will be living in water-stressed countries.”
Global threats to water supplyUNESCO, 2011: “In less than 25 years, 2/3 of
world’s population will be living in water-stressed countries.”
Lake VictoriaLake Victoria
Nonpoint source pollution, untreated sewage
Water diseases, including cholera, diarrhea, skin diseases
East Africa: Kenya, Tanzania, Uganda
Nonpoint source pollution, untreated sewage
Water diseases, including cholera, diarrhea, skin diseases
East Africa: Kenya, Tanzania, Uganda
Image via: Smuchai on Flickr.com
Citarum RiverCitarum River
Image via: Sea-way.org
Indonesia
Nonpoint & point source pollution:500 factories along banks
Fish for trash, not fishSanitation and health
Great Lakes Great Lakes
United States, CanadaAuto, oil, steel, chemical
industry
Urban transportationNot the worst, but not
yet clean
United States, CanadaAuto, oil, steel, chemical
industry
Urban transportationNot the worst, but not
yet clean
Image via: Getty Images - Dennis Flaherty
Yellow RiverYellow River
ChinaChemical spills,
damming, urbanization
Provides water for millions
1/3 of the river is unusable
ChinaChemical spills,
damming, urbanization
Provides water for millions
1/3 of the river is unusable
Image via: Getty Images - ChinaFoto Press
Matanza-Riachuela River
Matanza-Riachuela River
Buenos Aires, Argentina
325,000 tons of sewage every day
Lead, mercury, cadmium, nitrates,
copper in the drinking water for 5 million
people
Image via: FJTU on Flickr.com
Lake OnondagaLake Onondaga
Syracuse, New YorkHazardous waste siteIndustrial useNonpoint source pollutants
Sarno RiverSarno River
ItalyAgricultural Agricultural and sewage runoffFloods local lands
Image via: Photos in Love on Flirckr.com
Lake Karachay
RussiaRadioactive waste dump from Mayak Nuclear Waste StorageSeeping through groundwater to the Arctic Enter global hydrological cycle
Yumana River
IndiaSpiritual river for millions3.5 billion liters of sewage per day100,000x greater than safe bathing limitsCity removes 1.1 billion liters each dayHoly leaders considering pilgrimage boycott
Technology exists- what are other limitations?
Technology exists- what are other limitations?
http://www.ted.com/talks/lang/eng/michael_pritchard_invents_a_water_filter.html
