Sign up | Login with →

Posts by David Thorpe Subscribe

Let's Use Solar Energy to Power Air-Conditioning, Save Billions and Cut Emissions

Question: if you can use solar power for cooling and air conditioning then why doesn't everybody do it? After all it's a match made in heaven: just when it's so hot you need the aircon, there's lots of solar energy around.Answer: it's fairly new,...

Posted September 29, 2015    

How Sustainable Cities Collective Members Are Building a Better Future

This is my last post for the time being on Sustainable Cities Collective and I want to take the opportunity to explain how I have come to understand the great value that it has.Regular readers will know that at least 70% of the world's 9-10 billion...

Posted July 29, 2015    

Cities are Built of Steel and Cement. How Can We Make These More Sustainable?

Without concrete, stone, metals and plastics there would be no cities. It follows that sustainable cities should use materials efficiently.Everybody knows that we use raw materials inefficiently but there are great knowledge gaps in what to do about...

Posted July 28, 2015    

New report: Coastal Cities Will Drown In Around 50 Years

Sea levels are projected to rise faster than previously thought – as much as 10 feet within the next 50 years – precipitating an undeniable and irreversible effect on coastal cities like New York and Miami,  according to a new study...

Posted July 27, 2015    

Will Autonomous Vehicles and Integrated Transport Planning Bring Extra Costs or Reduce Costs for Cities?

The autonomous vehicle being piloted in Milton Keynes, UK.Self-driving vehicles are being touted as a big part of the landscape of future cities. Amongst other positive features they are predicted to bring are enabling people to pursue other...

Posted July 23, 2015    

City Leaders: $164m Up For Grabs in the 3rd 100 Resilient Cities Challenge

Cities around the world are now able to apply for a slice of $164 million from The Rockefeller Foundation in its 100 Resilient Cities Challenge. The opening of the third and final round of this challenge was announced yesterday at the “Cities for...

Posted July 22, 2015    

Will the Sharing Economy Replace Capitalism?

A new book to be published on 30 July, Postcapitalism by Paul Mason (above), was given three full pages in last Saturday's Guardian newspaper where Mason was permitted uncritically to make the case that the sharing economy will replace...

Posted July 21, 2015    

'One Planet' Home Wins Planning Battle

The house that Charlie and Meg built. Their 'hobbit home', rescued from demolition, in Pembrokeshire, WalesA zero energy roundhouse, built by a young family, has been saved from demolition following an appeal to the local planning authority. Their...

Posted July 20, 2015    

Three Office Buildings Using Passive Heating and Cooling Design

Passive heating and cooling refers to techniques to manage the internal temperature and air quality of a building without using power. Here are three examples of new buildings where such techniques have been employed.Modelling of the effects of heat...

Posted July 17, 2015    

Will Autonomous Vehicles and Intelligent Transport Systems Cost or Benefit Cities?

The autonomous vehicle being piloted in Milton Keynes, UK.Self-driving vehicles are being touted as a big part of the landscape of future cities. Amongst other positive features they are predicted to bring are enabling people to pursue other...

Posted July 13, 2015    

Britain to Devolve More Power to Cities – But What About Tax-Raising Powers?

Understanding more about where different taxes are generated and where different types of public spending happen is a vital first step in informing policymakers, both national and local, in decisions about how best to boost economic growth and...

Posted July 9, 2015    

What’s The Best Way To Insulate A Building?

Installing insulation made from recycled newspapers in a roof space: cheap and properly ecoThis article helps you find the best insulation material by comparing materials on thermal ability, cost, eco-friendliness and breathability.We...

Posted July 8, 2015