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Expert Voices: Mike Childs, Head of Science, Policy and Research, Friends of the Earth

Extreme weather events, increasing food prices and rapid population growth are just some of the challenges cities will face in the 21st century, made more turbulent by the impacts of a changing climate. Friends of the Earth has worked with a number of experts to identify three big ideas on how cities can navigate the…

Lagos Launches First-Ever ‘Energy Conservation Month’

C40 city Lagos has named October “Energy Conservation Month,” launching this first-of-its-kind initiative last month to raise awareness about energy usage. The Lagos State Government’s Ministry of Energy and Mineral Resources, in cooperation with the Lagos State Electricity Board (LSEB), developed “Conserve Energy, Save Money” (CESM), a campaign that utilizes step-by-step, do-it-yourself instructions on energy…

Mayors’ Voices: Munich Mayor Hep Monatzeder

Munich recently won the Green Energy category at the inaugural C40 & Siemens City Climate Leadership Awards. Here Mayor Monatzeder highlights Munich’s green energy initiatives as well as the city’s comprehensive policy to mitigate climate change. 100% Green Energy for a ‘big’ city – is that possible? Yes, we are getting there. In 2009 the City of…

Expert Voices: Melanie Nutter, Director, City of San Francisco Department of the Environment

In this post, Melanie Nutter argues that equitable access is key to San Francisco’s solar success. “When you think of homeowners with solar panels, you probably don’t think of me,” stated Mardina Graham, a low-income senior living in Bayview-Hunter’s Point, one of San Francisco’s most vulnerable neighborhoods. Yet today, Mardina is one of more than…

NYC implements comprehensive programs to reduce solid waste

A guest post from New York City’s Office of Long Term Planning and Sustainability. Every year, New York City homes, businesses, schools, streets, and construction sites generate more than 14 million tons of waste and recyclables. It takes a fleet of more than 2,000 City government and 4,000 private trucks to collect that waste from…

Mayors Voices: Copenhagen Lord Mayor Frank Jensen on C40 Green Growth Network Workshop

In this post, we hear from Copenhagen’s Lord Mayor as his city prepares to host the C40 cities of Amsterdam, Bogota, London, New York and Portland for the second C40 Green Growth Network Workshop, which kicks off tomorrow. The city of Copenhagen is repeating last year’s success by hosting the second C40 Green Growth Network…

Mayors Voices: San Francisco Mayor Ed Lee

Over the past five years, we have taken great strides to make San Francisco one of the friendliest cities for bicycling, and on August 29th we reached a significant milestone with the launch of Bay Area Bike Share. This Bay Area pilot program was made possible by a multi-agency public partnership that made 700 bikes and…

Mayors Voices: Copenhagen Lord Mayor Frank Jensen on City Climate Leadership Awards

I was very honoured when I heard that Copenhagen had been nominated for the C40 & Siemens City Climate Leadership Award in the category of Carbon Measurement & Planning. Obviously, I felt even prouder when we were informed that the Copenhagen Climate Plan 2025 had won the award. What is so special about Copenhagen’s Climate Plan? First…

C40’s Johanna Partin leads discussion with USDN and the Cities of Copenhagen & Rio

At the recent annual meeting of the Urban Sustainability Directors Network (USDN), this US-based group and C40 partner took the unprecedented step of including the C40 cities of Copenhagen and Rio. C40’s North America Regional Director, Johanna Partin, sat down with select participants to get their thoughts on the exchange. Johanna Partin (C40): Convening cities…

Mayors Voices: Melbourne Lord Mayor Robert Doyle on City Climate Leadership Awards

Fresh off Melbourne’s win in the Energy Efficient Built Environment category at the inaugural C40 & Siemens City Climate Leadership Awards, Mayor Doyle discusses the role of cities in tackling climate change. City leaders understand the role of our cities as engines of economic growth and national productivity. We know that the ability of nations…

Expert Voices: Mark Watts, Director, Arup

Last week’s Intergovernmental Panel on Climate Change (IPCC) ‘Physical Science’ report should end debate that human activity is causing climate change and that the risks are potentially catastrophic. As George Monbiot, the British environmental journalist, put it, the IPCC’s report is “perhaps the biggest and most rigorous process of peer review conducted in any scientific field, at any…

C40 Voices: Hastings Chikoko, Africa Regional Director

Africa’s story is slowly changing from a region of poverty and disease to one with a proven track record of economic progress. It has been widely reported that 7 of the 10 fastest growing economies in the world come from Africa. The 2012 Annual Development Effectiveness Report by the African Development Bank indicates that a third…

Expert Voices: Jayson Antonoff, US Director of the Global Buildings Performance Network

In this post, we welcome the Global Buildings Performance Network, a new C40 partner supporting the work of our cities tackling climate change through the measurement and reporting of building energy efficiency On September 11, the Chicago City Council adopted the Building Energy Use Benchmarking Ordinance, calling for all non-industrial buildings 50,000 square feet or…

Expert Voices: Michael Stevns, Infrastructure & Cities Sector, Siemens

C40 Partners Siemens & Arup Launch ‘Toolkit for Resilient Cities’, a new report conducted with the Regional Plan Association, setting forth actionable agenda for cities Cities are potentially the most resilient of all human creations, yet modern cities and their reliance on technologies have demonstrated our weaknesses in the face of increasingly extreme weather events.…

Beijing takes action to lower motor vehicle emissions

C40 City Beijing’s municipal government recently unveiled a Clean Air Action Plan that outlines a variety of measures the city will take over the next five years to prevent and control vehicle exhaust pollution. Notably, the plan calls for a 5 percent decrease in vehicle fuel consumption from 2012 levels by 2017. In order to achieve this…