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The UN Plans that EVs Will Make 30% of Individual Journeys by 2030 – But Where Will The Electricity Come From?

October 14, 2014 by David Thorpe

A quarter of families in Copenhagen with two children or more own a cargo bike. And cycle in the snow.

A new UN initiative has been launched that aims to make electric vehicles make 30% of individual motorised journeys in cities by 2030. But where is the sustainable energy source going to come from to supply the extra electricity needed? The UN should be supporting more walking and cycling in cities to take people out of vehicles altogether.[read more]

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VIDEO: What Makes a Sustainable City?

October 7, 2014 by David Thorpe
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David Thorpe

A talk and presentation by David Thorpe at Cardiff's Green City event on Saturday 27 September 2014. David is the Special Correspondent on Sustainable Cities Collective.[read more]

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10 Features of a Resilient City – How Many Does Yours Have?

October 2, 2014 by David Thorpe
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Mexico City, part of the 100RC network

Resilient cities are able to withstand potential disasters, whether they are due to extreme weather, national or international economic meltdown, grid power blackouts or disruptions in food supply, similar to transition towns. Here are 10 suggested qualities. Does your city possess them?[read more]

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Drive to End Ignorance on Energy Amongst Public and Professionals

September 29, 2014 by David Thorpe

Dr Kerry Mashford, CEO, National Energy Foundation

How much do you know about energy in buildings? According to a new poll, most people don't know nearly enough. So in the UK Dr Kerry Mashford, CEO, National Energy Foundation wants a national drive to increase understanding of energy use reduction, and your help is needed.[read more]

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How Solar Energy Can Solve Egypt's Electricity Crisis

September 8, 2014 by David Thorpe

Egypt's solar resource.

Massive power cuts are devastating life in Cairo and elsewhere in Egypt causing civil unrest. Egypt is blessed with some of the best solar energy resources in the world, yet in his address to the nation this weekend President Sisi made no reference to it or energy efficiency. Here's what he should do.[read more]

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Renewable Energy Toolkit for Enterprises

September 5, 2014 by David Thorpe

Solar thermal works well in cities. What else does?

The Institute for Sustainability has launched a free toolkit that can apply to urban areas which shows the opportunities that arise from using renewable energy and low carbon markets. Although targeted at the South East of England, much of this information is useful in most parts of the world.[read more]

Renewable Natural Gas: Turning Waste into Energy [INFOGRAPHIC]

September 1, 2014 by Jeff McIntire-Strasburg

Renewable natural gas.

For those of us on a more human time frame, the methane and other gases emitted from decomposing organic matter work just as well as the stuff you have to frack out of the ground… and, as you can see in the infographic below, create all sorts of opportunities to deal with wastes more efficiently, and to even create a few jobs.[read more]

In Plessis-Gassot Garbage Provides First-Ever Source of Methane Energy in France

August 27, 2014 by Global Site Plans - The Grid

France, Methane, and Garbage

The commune of Plessis-Gassot in the Île de France region has just opened a power plant that will furnish the amount of energy equivalent to the consumption of 41,200 households, thanks to methane produced by the fermentation of non-recyclable waste.[read more]

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How WW1 Killed a Dream of a Solar-Powered World

August 26, 2014 by David Thorpe

The world's first solar power plant in 1913.

The world is marking the 100th anniversary of the start of World War I, not only the bloodiest the world has ever seen, but the start of the West's involvement in carving up the Middle East and interfering in its politics for the sake of oil. It also marked the end of the world's first solar power station, in Egypt.[read more]

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Help Wanted to Identify Cities Photographed from Space to Fight Night Pollution

August 25, 2014 by David Thorpe

Is this where you live?

Crowdsourcing is being used to identify cities, in tens of thousands photographs taken at night by astronauts, in an effort to reduce their energy consumption and light pollution.[read more]

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Map Reveals 39 Cities That Could Heat Themselves Using Rivers or Sea

August 21, 2014 by David Thorpe

London could heat itself from the Thames.

London could heat itself using the River Thames, and Bristol could be warmed by the River Avon in the future, if the potential identified by a new heat map of England is unleashed. It identifies 39 English cities that could take advantage of heat pumps and nearby bodies of water to deliver low carbon heat via district networks.[read more]

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Possibly the World's First Battery-powered Train Is Undergoing Trials

August 19, 2014 by David Thorpe

Batteries included

Trials of what is thought to be the UK's – and possibly the world's – first battery-powered train have begun by network operator Network Rail. A battery-powered train would not have to use diesel and could run on non-electrified track.[read more]