• Blog post

    To build on the incredible momentum from our inaugural Women4Climate conference, C40 has created a series of posters for download and use at the upcoming March for Science on Earth Day (April 22) and People’s Climate March (April 29). Let's ensure the voices of women and all citizens concerned with this urgent issue are heard during these pivotal events. Help us bring the Women4Climate movement to the streets by using one of our posters! 

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  • Blog post

  • Blog post

    At C40, every day is Earth Day. So instead of coming up with something just for today’s celebration, we instead want to take this opportunity to share some of the actions cities have already taken this year. As the chairman often says, others talk. Cities act.

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  • Blog post

    On this year’s April 22, more than one billion people in 190 countries around the globe will participate in the 42nd Anniversary of Earth Day. With over 800 million environmental actions registered on the Earth Day Network and world-wide held events, the Earth Day 2012 campaign is designed to increase awareness and appreciation of the Earth's natural environment and provide people with the opportunity to unite their voices in a call for a sustainable future.

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