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Help Me Define (Bio)Diversity

What does diversity mean to you? Is it important?

Cities We Make

By Philip Yang, founder of Urbem

Every branch of knowledge is providing evidence that socially mixed urban areas are key to the future of cities’ cohesiveness and prosperity. Social and environmental sciences are showing both the opportunities of a deeper integration among different socioeconomic groups and the risks of dystopia generated by growing dissent and intolerance. Yet, all around the world, cities are engaged in producing urban territories that are ever more contributing to spatial segregation rather than connection. Is this a revertible trend? Are there other plausible ways to shape cities and the way people live and work in urban settings?

Establishing Yourself: Foodways in Ayurveda

I met Saha at Bija Vidyapeeth, the educational farm managed by the agricultural and activism nonprofit, Navdanya. Saha teaches Ayurveda around the world, from basic workshops to more complex courses. She spent most of her life in the air and space industry, but during a period of personal, physical crisis, Saha found herself in and out of hospitals until her mother took her to an Ayurvedic doctor. “Something that had been bothering me for four or five years was within two weeks under control, and within six months was gone.”

Water and Life Lessons

To honor the Water Protectors who peacefully persevered amidst chilling temperatures and tempraments solely to protect our waters, I ask you to help spread an appreciation and a deep love for water and all that it does. Share your favorite water-related lessons with us!

C40 Awards the 11 Best Cities of 2016 for Addressing Climate Change

The C40 Cities Awards recognize the world’s most inspiring and innovative cities tackling climate change. Sponsored by Bloomberg Philanthropies and BYD, the C40 Cities Awards ceremony was held during the C40 Mayors Summit, where more than 40 mayors from around the world gathered to create sustainable and liveable cities for citizens.

Urban Forests: What city trees do for us, and what we should do for them

It’s a bit of a no-brainer that the trees gracing our sidewalks, parks and other urban spaces are pleasing to the eye, providing soothing shade in the harsh, barren concrete landscape. In city parks, trees provide a place for citizens to relax and birds and squirrels to reside. What’s not to like about them? But not many of us…

UN Conference Sets Agenda for Rethink of How Cities are Planned, Managed and Inhabited

A major conference on the future of the world’s cities and towns, known as Habitat III, wrapped up in Quito, Ecuador, with delegations adopting a new framework that will set the world on a course towards sustainable urban development by rethinking how cities are planned, managed and inhabited, the United Nations announced in a news statement…

Mayors of the world’s major cities call for national governments and international financial institutions to help finance low-carbon and sustainable projects

Mayors of the world’s major cities have called for national governments and international financial institutions to help finance low-carbon and sustainable projects. These reforms are crucial for implementing the New Urban Agenda and meeting the goals of the Paris Agreement on Climate Change. The C40 Cities Call for Action on Municipal Infrastructure Finance, details six…

Nations Can Now Deliver the Paris Agreement by Supporting Cities

By: Anne Hidalgo, Mayor of Paris; Eduardo Paes, Mayor of Rio de Janeiro; and Miguel Ángel Mancera, Mayor of Mexico City  The decision this week by European leaders to fast-track ratification of the Paris Agreement on Climate Change is historic. It is now certain that less than one year will have passed from the beginning…

A Commuter Revolution: How Cities Are Collaborating to Solve the Challenges of Sustainable Urban Transport

By Mark Watts, Executive Director C40 Cities Climate Leadership Group, & Hany Fam, EVP Enterprise Partnerships, Mastercard More than half of the world’s population lives in urban areas (by 2050 this number is expected to rise to two thirds) and cities are responsible for more than 70 percent of global energy related carbon dioxide emissions.…

35 Finalists Chosen for Fourth-Annual C40 Cities Awards

Today, C40 announced the 35 finalists competing in ten urban climate action categories for the fourth-annual C40 Cities Awards, sponsored by Bloomberg Philanthropies and BYD. The winners will be announced on December 1, 2016, at a ceremony in Mexico City, held alongside the sixth biennial C40 Mayors Summit. The C40 Cities Awards globally recognizes cities for their…

Paris Mayor Anne Hidalgo Elected as New C40 Chair

C40 Cities Climate Leadership Group announced today in Rio de Janeiro that Paris Mayor Anne Hidalgo has been elected to succeed Rio Mayor Eduardo Paes as C40 Chair. The C40 Steering Committee elected her unanimously to the position, where she will provide strategic direction and governance to the organization. “C40 member cities are determining the…

Mayor of London, Sadiq Khan on his climate change priorities

Climate change is one of the biggest, if not the biggest, risk to London.  I want to put our city at the leading edge of the fight against this risk. But London can’t take on this challenge alone. That’s why I have joined forces with leaders of world cities to find ways that we can…

Collaboration in Action: Mayors and city leaders gather in Singapore to discuss innovative urban solutions

Yesterday, C40 and the Singapore National Climate Change Secretariat (NCCS) held an event at the World Cities Summit (WCS) 2016, a global platform for government leaders and industry experts to address liveable and sustainable city challenges and forge new partnerships. “From Ambition to Action: The Vital Role of Cities in Achieving the Paris Agreement” drew together…

Why cooperation, sharing and co-creating are key to solving climate crisis

By Morten Kabell, Mayor of Technical and Environmental Affairs of Copenhagen Cooperation. Including our citizens. Getting the companies on board. These are all ways that we – that I – have talked about partnerships and cooperation in the past. Yet there has always been a tiny bit of doubt hovering in the back of my mind. This…