Foreword: The upcoming United Nations Climate Summit comes at a critical time for cities worldwide. Cities already account for 70% of global greenhouse gas (GHG) emissions, and between 2011 and 2030, urban areas are expected to gain 1.4 billion people. ...

Ljubljana, Slovenia has won the 2016 European Green Capital Award, given annually by the European Commission to cities that set an example of sustainable urban development best practices. With an ambitious sustainability plan and that has led to significant improvements in the ...

Disclaimer: the calculations below are based on a preliminary, beta version of the Global Calculator. To view and explore the final version of the Calculator, visit tool.globalcalculator.org. Experts predict that a 2 degree Celsius rise in world temperatures could have drastic ...

China’s capital city of Beijing is already home to 5.4 million cars, the most of any Chinese city. The country’s rising wealth means that this is a trend unlikely to stop. This rapid motorization has led to many city government ...

The BRTData.org global database of bus rapid transit (BRT) data has recently been updated, and the increased number of BRT lines, as well as the length of those lines, reflects the commitment of cities around the world to provide high-capacity ...

We’ve come to the convergence of two parallel stories in technology: it is now cheaper to get energy from solar power than from coal-fired power plants in the United States, and everyday citizens are increasingly able to prototype and cheaply manufacture hi-tech goods. ...