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The stars align again for Oshawa – Electric vehicles on the rise
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Why companies are embracing the new sustainability imperative
The world's 10 biggest cities in 2050
Mar (03)
The powerful business case for sustainability
Making of a miracle – Canada’s approach to carbon-free energy
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The Brexit Vote: A Cities’ Perspective
Aug (08)
The City: Where Hope Trumps Fear
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Cities on the twenty-ninth day
The shifting power of cities
Nov (11)
Canada Not Yet Making the Electric Vehicle Grade
Dec (12)
UOIT-Breakfast-Briefing-explores-Paris-climate-agreements
2015
Jan (01)
Feb (02)
A Big Hope – A Bigger and Better Toronto
Mar (03)
Linking Up - Getting There Is Key
Field trip to Kawartha Ethanol
Apr (04)
The Long Goodbye: A Life of Loss and Plenty
Electric Vehicles: When Do They Make Sense?
Are smart grids in developing countries a reality?
Exploring Solar Options for a Sustainable Energy Future in Republic of Chad
May (05)
Think Snow
Advancing strategic electrical infrastructure in developing nations with microgrids
Renewable energy investments growing in emerging economies
How to reduce your refrigerator energy usage without breaking the bank
Coal consumption and district heating in China
Jun (06)
Driving for a Better Greater Toronto Area
Jul (07)
Two Sides to the Transportation Equation
Reports support objectives of Toronto Climate Summit
Aug (08)
Sep (09)
Remembering a City Worker Who Made a Difference
Looking before I Leap
Oct (10)
Giving Thanks
Canada and the Seven Cs
Nov (11)
A call to arms: Report by world's largest oil and gas development company says climate change is irrefutable
Banting and Best for Canada?
Dec (12)
Lost and Found: Thank you Maurice Strong
We'll always have Paris
UOIT Event: Post-COP21 Breakfast Briefing and Electric Vehicle Workshop
Five birds, one stone: Improved transportation in Ontario
2014
Jan (01)
Socioeconomic Pathways and Regional Distribution of the World’s 101 Largest Cities
Peak Waste and Poverty – A Powerful Paradox
The Old Man is Snoring
Why Running a City is Like Paddling a Canoe?
Feb (02)
Mar (03)
Hydro Power - Building Better Cities
Why a City's Not a Duck
Apr (04)
The Economic Fallout of Ontario’s Long Term Energy Plan
May (05)
Jun (06)
Insights on Climate Change Study
Solar Energy Around the World
Nuclear Power and its Potential in Low-Income Regions
Hillary Clinton’s Thoughts on Energy
Jul (07)
A New Climate for Ontario
Aug (08)
Shooting for the Moon – From a City Near You
If Sustainability was the Game – Leafs Win the Stanley Cup
SustainableJoes' #RETHINK Tour Visits UOIT
A League of their Own: Cities Working Together for a Better World
Ontario universities make significant strides towards greening their campuses: COU Report
Should Energy from Waste be Considered Renewable?
North America Falling Behind in Wind Power Market Penetration and Integration
How Geothermal Energy Works
Breaking Our Dependency on Fossil Fuels
Sep (09)
Cities set to embark on third wave of urbanization
Are fossil fuels dead? A look at the rising use of natural gas in North America
Is natural gas a sustainable option?
Capturing the power of water
The first challenge we must face in our energy future is energy storage
Hundreds of thousands of people worldwide participate in climate march
World leaders announce significant commitments to climate change at UN Summit
Ontario’s place in an urbanizing world
Should mayors rule the world? They already do.
Oct (10)
Saving the world’s wildlife: Starting at a city near you
Nov (11)
Canada’s Remembrance – A View from the City
Now it gets Interesting – Time to call on Canada’s Cities
New studies show cities are key to driving economic growth and fighting climate change
New Climate Normal: World Bank study reveals the unavoidable impacts of climate change
Dec (12)
Santa’s Canadian – And He Loves Milk and Danish
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Toronto
Shanghai
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Dakar
Crowd Sourcing Toronto's Data
World's largest cities
Population projections
City population 2010
City population 2025
City population 2050
City population 2075
City Population 2100
Energy projections*
Blantyre, Malawi
Dar es Salaam, Tanzania
Khartoum, Sudan
Kinshasa, DR Congo
Lilongwe, Malawi
Data summaries
Energy and material flows of megacities
Beijing, China
Buenos Aires, Argentina
Cairo, Egypt
Delhi, India
Dhaka, Bangladesh
Guangzhou, China
Istanbul, Turkey
Jakarta, Indonesia
More in Energy and material flows of megacities
GTA's place in the world
Mapping Toronto
Toronto's boundaries
Toronto's municipalities
Ranking Toronto
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Growth Plan for the Greater Golden Horseshoe 2006
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Home
About us
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2019
2018
2017
2016
Jan (01)
UOIT Breakfast Briefing explores Paris climate agreements
UOIT hosts Electric Vehicles in Ontario Workshop
The stars align again for Oshawa – Electric vehicles on the rise
Feb (02)
Why companies are embracing the new sustainability imperative
The world's 10 biggest cities in 2050
Mar (03)
The powerful business case for sustainability
Making of a miracle – Canada’s approach to carbon-free energy
Apr (04)
May (05)
Jun (06)
Jul (07)
The Brexit Vote: A Cities’ Perspective
Aug (08)
The City: Where Hope Trumps Fear
More in 2016
2015
Jan (01)
Feb (02)
A Big Hope – A Bigger and Better Toronto
Mar (03)
Linking Up - Getting There Is Key
Field trip to Kawartha Ethanol
Apr (04)
The Long Goodbye: A Life of Loss and Plenty
Electric Vehicles: When Do They Make Sense?
Are smart grids in developing countries a reality?
Exploring Solar Options for a Sustainable Energy Future in Republic of Chad
May (05)
Think Snow
Advancing strategic electrical infrastructure in developing nations with microgrids
Renewable energy investments growing in emerging economies
How to reduce your refrigerator energy usage without breaking the bank
Coal consumption and district heating in China
Jun (06)
Driving for a Better Greater Toronto Area
Jul (07)
Two Sides to the Transportation Equation
Reports support objectives of Toronto Climate Summit
Aug (08)
More in 2015
2014
Jan (01)
Socioeconomic Pathways and Regional Distribution of the World’s 101 Largest Cities
Peak Waste and Poverty – A Powerful Paradox
The Old Man is Snoring
Why Running a City is Like Paddling a Canoe?
Feb (02)
Mar (03)
Hydro Power - Building Better Cities
Why a City's Not a Duck
Apr (04)
The Economic Fallout of Ontario’s Long Term Energy Plan
May (05)
Jun (06)
Insights on Climate Change Study
Solar Energy Around the World
Nuclear Power and its Potential in Low-Income Regions
Hillary Clinton’s Thoughts on Energy
Jul (07)
A New Climate for Ontario
Aug (08)
Shooting for the Moon – From a City Near You
If Sustainability was the Game – Leafs Win the Stanley Cup
SustainableJoes' #RETHINK Tour Visits UOIT
A League of their Own: Cities Working Together for a Better World
Ontario universities make significant strides towards greening their campuses: COU Report
Should Energy from Waste be Considered Renewable?
North America Falling Behind in Wind Power Market Penetration and Integration
How Geothermal Energy Works
More in Aug (08)
More in 2014
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Sustainability 101
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Daniel Hoornweg
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City population projections for 2025, 2050, 2075 and 2100 as published in a
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About us
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About DSEA
Vision and Mission
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Members
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News
Events
Photo Gallery
Urban and Energy Systems
Sustainable Development
Timeline of Sustainable Development
Sustainability: Measurement, Activities and Tools
Sustainability cost curves
Toronto
Shanghai
Sustainability status
Toronto
Shanghai
Sao Paulo
Mumbai
Dakar
Crowd Sourcing Toronto's Data
World's largest cities
Population projections
City population 2010
City population 2025
City population 2050
City population 2075
City Population 2100
Energy projections*
Blantyre, Malawi
Dar es Salaam, Tanzania
Khartoum, Sudan
Kinshasa, DR Congo
Lilongwe, Malawi
Data summaries
Energy and material flows of megacities
Beijing, China
Buenos Aires, Argentina
Cairo, Egypt
Delhi, India
Dhaka, Bangladesh
Guangzhou, China
Istanbul, Turkey
Jakarta, Indonesia
Karachi, Pakistan
Kolkata, India
Lagos, Nigeria
London, United Kingdom
Los Angeles, USA
Manila, Philippines
Mexico City, Mexico
Moscow, Russian Federation
Mumbai, India
New York, USA
Osaka, Japan
Paris, France
Rio de Janeiro, Brazil
Sao Paulo, Brazil
Seoul, South Korea
Shanghai, China
Shenzhen, China
Tehran, Iran
Tokyo, Japan
GTA's place in the world
Mapping Toronto
Toronto's boundaries
Toronto's municipalities
Ranking Toronto
Toronto’s Vital Signs® Report
Places to Grow
Growth Plan for the Greater Golden Horseshoe 2006
Places to Grow Concept
Urban Growth Centres
Urban and Energy Systems
Publications and Resources
Working papers
Journal articles
Helpful resources
Blog Posts
Home
About us
Archives
2019
2018
2017
2016
Jan (01)
UOIT Breakfast Briefing explores Paris climate agreements
UOIT hosts Electric Vehicles in Ontario Workshop
The stars align again for Oshawa – Electric vehicles on the rise
Feb (02)
Why companies are embracing the new sustainability imperative
The world's 10 biggest cities in 2050
Mar (03)
The powerful business case for sustainability
Making of a miracle – Canada’s approach to carbon-free energy
Apr (04)
May (05)
Jun (06)
Jul (07)
The Brexit Vote: A Cities’ Perspective
Aug (08)
The City: Where Hope Trumps Fear
Sep (09)
Oct (10)
Cities on the twenty-ninth day
The shifting power of cities
Nov (11)
Canada Not Yet Making the Electric Vehicle Grade
Dec (12)
UOIT-Breakfast-Briefing-explores-Paris-climate-agreements
2015
Jan (01)
Feb (02)
A Big Hope – A Bigger and Better Toronto
Mar (03)
Linking Up - Getting There Is Key
Field trip to Kawartha Ethanol
Apr (04)
The Long Goodbye: A Life of Loss and Plenty
Electric Vehicles: When Do They Make Sense?
Are smart grids in developing countries a reality?
Exploring Solar Options for a Sustainable Energy Future in Republic of Chad
May (05)
Think Snow
Advancing strategic electrical infrastructure in developing nations with microgrids
Renewable energy investments growing in emerging economies
How to reduce your refrigerator energy usage without breaking the bank
Coal consumption and district heating in China
Jun (06)
Driving for a Better Greater Toronto Area
Jul (07)
Two Sides to the Transportation Equation
Reports support objectives of Toronto Climate Summit
Aug (08)
Sep (09)
Remembering a City Worker Who Made a Difference
Looking before I Leap
Oct (10)
Giving Thanks
Canada and the Seven Cs
Nov (11)
A call to arms: Report by world's largest oil and gas development company says climate change is irrefutable
Banting and Best for Canada?
Dec (12)
Lost and Found: Thank you Maurice Strong
We'll always have Paris
UOIT Event: Post-COP21 Breakfast Briefing and Electric Vehicle Workshop
Five birds, one stone: Improved transportation in Ontario
2014
Jan (01)
Socioeconomic Pathways and Regional Distribution of the World’s 101 Largest Cities
Peak Waste and Poverty – A Powerful Paradox
The Old Man is Snoring
Why Running a City is Like Paddling a Canoe?
Feb (02)
Mar (03)
Hydro Power - Building Better Cities
Why a City's Not a Duck
Apr (04)
The Economic Fallout of Ontario’s Long Term Energy Plan
May (05)
Jun (06)
Insights on Climate Change Study
Solar Energy Around the World
Nuclear Power and its Potential in Low-Income Regions
Hillary Clinton’s Thoughts on Energy
Jul (07)
A New Climate for Ontario
Aug (08)
Shooting for the Moon – From a City Near You
If Sustainability was the Game – Leafs Win the Stanley Cup
SustainableJoes' #RETHINK Tour Visits UOIT
A League of their Own: Cities Working Together for a Better World
Ontario universities make significant strides towards greening their campuses: COU Report
Should Energy from Waste be Considered Renewable?
North America Falling Behind in Wind Power Market Penetration and Integration
How Geothermal Energy Works
Breaking Our Dependency on Fossil Fuels
Sep (09)
Cities set to embark on third wave of urbanization
Are fossil fuels dead? A look at the rising use of natural gas in North America
Is natural gas a sustainable option?
Capturing the power of water
The first challenge we must face in our energy future is energy storage
Hundreds of thousands of people worldwide participate in climate march
World leaders announce significant commitments to climate change at UN Summit
Ontario’s place in an urbanizing world
Should mayors rule the world? They already do.
Oct (10)
Saving the world’s wildlife: Starting at a city near you
Nov (11)
Canada’s Remembrance – A View from the City
Now it gets Interesting – Time to call on Canada’s Cities
New studies show cities are key to driving economic growth and fighting climate change
New Climate Normal: World Bank study reveals the unavoidable impacts of climate change
Dec (12)
Santa’s Canadian – And He Loves Milk and Danish
Categories
Students on Sustainability
Sustainability 101
Contributor Profiles
Daniel Hoornweg