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The Hazards of Growing Up on Treasure Island: One of the Most Beautiful Places on Earth

Some residents who live on Treasure Island in the San Francisco Bay are concerned about exposure to toxins, because many areas on the island have been marked as radioactive. While officials at the California Environmental Protection Agency have not currently identified unsafe levels of contamination in homes on the island, young people who live there still worry about potential health risks.

C40 & Advertising Partners Launch Global Pro Bono Digital Ad Campaign to Showcase City Leadership

Today, C40 launched #CitiesAreKey, a new global social and digital ad campaign designed to amplify the leadership role of cities in the lead-up to the international COP21 climate negotiations in Paris in December. The campaign, announced via continuous ads on the iconic ‘Grand Screen’ digital billboard throughout the weeklong Cannes Lions International Festival of Creativity, will capitalize…

C40 Chair Paes: The Role Of Cities In Protecting The Common Home

Eduardo Paes, Mayor of the City of Rio de Janeiro and Chair of C40 Since the inauguration of his pontificate, in 2013, Pope Francis has been an example of inspiring and courageous leadership, combining strategic vision and practical action to help the Church overcome its major challenges. As a global leader, the Holy Father lives up…

Mahindra World City Jaipur becomes world’s largest project to receive C40 Climate Positive Development Stage 2 Certification

Mahindra World City Jaipur, one of India’s premier integrated business cities, today became the first Asian project to receive Stage 2 Climate Positive Development certification from C40. The Climate Positive Development Programme is a performance-based framework designed to create models for how cities can grow in low carbon ways. The Mahindra project, which is also…

Video: WRI President & CEO Andrew Steer Congratulates C40 on 10th Anniversary

Editor’s Note: 2015 marks C40’s 10-year anniversary. To celebrate our 10 Years of Results, we are featuring the voices of C40 principals, partners and other thought leaders throughout the year. World Resources Institute President & CEO Andrew Steer congratulates C40 on 10 years of results. World Resources Institute has been a knowledge partner with C40 for…

C40 Launches Creditworthiness Academy & Network to Unlock City Access to Capital

Today, the C40 Cities Climate Leadership Group (C40) and strategic funding partner the Children’s Investment Fund Foundation (CIFF) launched a new Creditworthiness Networkthat will help eight cities achieve a credit rating in order to finance climate-related projects. The programme will kick-off with a Creditworthiness Academy in Amman, Jordan – a five-day workshop hosted by the…

Expert Voices: Conor Riffle Director, Cities and Data Product Innovation, CDP – “Transparency and Action Fuel Our Partnership”

This year marks the five year anniversary of the C40 – CDP partnership.  In 2010, then Mayor of New York and C40 Chair-elect Michael Bloomberg announced the beginning of our partnership at a C40 workshop in Hong Kong. “We will never meet the ambitious goals we set as an organization without solid data to measure our…

10 Ways That Latin America is Driving Global Climate Action

2015 marks the 10-year anniversary of C40 Cities Climate Leadership Group. To celebrate these 10 Years of Results, we will be sharing our favorite lists of 10 throughout the year. Latin American cities have enormous potential to reduce global greenhouse gas emissions – C40 research indicates that together they could cut emissions by 2,500 MtCO2 by 2030, or the equivalent…

Video: President William J. Clinton Congratulates C40 on Reaching 10-Year Milestone

Editor’s Note: 2015 marks the 10-year anniversary of C40 Cities Climate Leadership Group. To celebrate our 10 Years of Results, we will be featuring the voices of C40 principals, partners and other thought leaders throughout the year. 42nd President of the United States William J. Clinton, founder of the Clinton Foundation and prominent champion of climate initiatives, wishes C40…

Compact of Mayors gains further momentum at ICLEI World Congress

At the ICLEI World Congress in Seoul today, 35 leading cities, including Johannesburg, Paris and Seoul, announced their intent to comply with the Compact of Mayors – the global effort to cut greenhouse gas emissions, track progress and prepare for the impacts of climate change. The news gives further momentum to the burgeoning movement, which added 20 new cities at…

C40 & USGBC Release Green Building City Market Briefs

Building energy use is a leading contributor to urban – and global — greenhouse gas (GHG) emissions, and therefore represents one of the greatest opportunities for cities to tackle climate change. The longstanding partnership between the C40 and the World/US Green Building Councils has focused on helping cities seize these very opportunities to realize efficiencies…

Your plastic is getting to the Caribbean more often than you are, and it’s spoiling your next visit

Who left their trash behind on this remote Caribbean island? Then I realized. It wasn’t left. It arrived. An endless flotilla of refuse heedlessly sent from afar. It’s heartbreaking. The image of a lone bottle washing up on a remote tropical island is the clichéd stuff of literature, movies and New Yorker cartoons. But what…

C40 Latin American Mayors Forum Showcases Region’s Bold Climate Leadership

Today C40 held its first-ever Latin American Mayors Forum, hosted by Buenos Aires Mayor Mauricio Macri and attended by more than 15 mayors and vice-mayors from the region. During the Forum, it was announced that 20 Latin American mayors have joined the Compact of Mayors, and 20 global C40 cities have committed to pursuing clean buses.…

C40 Launches City Climate Change Hazard Taxonomy for Public Comment

Today, at the UNISDR World Conference on Disaster Risk Reduction, C40 officially launched for public comment the City Climate Hazard Taxonomy, a structured description of the key climate hazards that cities are facing. The Taxonomy was developed by C40 and ARUP with funding from Bloomberg Philanthropies. Cities are key actors in building climate resilience because…

C40 Membership Grows to 75 Global Cities

C40 is pleased to welcome Amman, Durban, Jaipur, Quito, and Salvador to its global network of cities committed to tackling climate change and increasing urban resilience. These five cities bring C40’s overall membership to 75 cities, a key milestone in the organisation’s expansion efforts and a testament to the success of city-to-city collaboration on climate…