--- description: Leonardo DiCaprio and Secretary of State John Kerry spent time together discussing solutions for global warming at a climate summit in Paris title: Leonardo DiCaprio and John Kerry Join Forces in Paris image: https://static.time.com/v3/assets/bltea6093859af6183b/blt31a88e7e499b6c28/698874860a4a226aed9c764e/499941982.jpg?branch=production&width=1200&quality=75&auto=webp&crop=16:9 ---  * [World](/section/world/) ## World Update your preferences in [Account Settings](/account/preferences/) Close # Leonardo DiCaprio and John Kerry Team Up to Fight Climate Change in Paris by [Michael Miller / PEOPLE](/author/people/) ## Michael Miller / PEOPLE Update your preferences in [Account Settings](/account/preferences/) Close Dec 9, 2015 3:53 AM CUT  U.S. actor Leonardo DiCaprio delivers a speech during the Summit of Local elected for Climate at the Paris city hall on December 04, 2015 in Paris, France U.S. actor Leonardo DiCaprio delivers a speech during the Summit of Local elected for Climate at the Paris city hall on December 04, 2015 in Paris, FranceThierry Chesnot—Getty Images by [Michael Miller / PEOPLE](/author/people/) ## Michael Miller / PEOPLE Update your preferences in [Account Settings](/account/preferences/) Close Dec 9, 2015 3:53 AM CUT [Leonardo DiCaprio](http://www.people.com/people/leonardo%5Fdicaprio "undefined") and U.S. Secretary of State [John Kerry](http://www.people.com/people/news/category/0,,personsTax:JohnKerry,00.html "undefined") spent time together discussing solutions for global warming at a [climate summit](http://www.people.com/article/robert-redford-paris-climate-change-conference "undefined") in Paris. DiCaprio, who has been appointed U.N. Messenger of Peace for the Climate, and Kerry, who fought for environmental reform during his time in the Senate, joined hundreds of world leaders in the public and private sector gathered for the the Paris Climate Conference, or COP21 (Conference of Parties), held from Nov. 30 to Dec. 11. [_The Revenant_](http://www.people.com/article/leonardo-dicaprio-is-not-raped-by-bear-in-the-revenant "undefined") star plans to hold private meetings with top climate change officials throughout the conference, and was photographed having a sitdown with Kerry on Monday. The Secretary of State tweeted a picture of the meeting, captioning, “Great to see my friend @LeoDiCaprio at #COP21 — one of the most committed advocates for our ocean and our planet.” DiCaprio wrote back Tuesday morning, saying, “Great seeing you, too. Thank you @JohnKerry for all you’re doing at #COP21.” > [](https://twitter.com/JohnKerry/status/674013310199726080) > [](https://twitter.com/LeoDiCaprio/status/674283803431575552) The actor and [activist](http://www.people.com/article/leonardo-dicaprio-vows-sell-fossil-fuel-stocks "undefined") sits on the boards of the World Wildlife Fund and the Natural Resources Defense Council, two groups expected to have strong influences on the talks. In addition, his foundation [recently granted $15 million](http://www.people.com/article/leonardo-dicaprio-foundation-donates-15-million-environmental-groups "undefined") to global conservation efforts. DiCaprio spoke in front of mayors from major cities around the world on Friday at City Hall in Paris to discuss how they can help avert environmental disaster. “Climate change is the most fundamental and existential threat to our species. The consequences are unthinkable and worse, it has the potential to make our planet unlivable,” he said, according to [_The New York Times_](http://www.nytimes.com/interactive/projects/cp/climate/2015-paris-climate-talks/paris-climate-talks-highlights-from-the-sixth-day "undefined"). “Our future will hold greater prosperity and justice when we are free from the grip of fossil fuels,” he continued. “Now to get there, we must act. We must finally leave behind the inefficient technologies of another century and the business models that they have created.” [_This article originally appeared on PEOPLE_](http://www.people.com/article/leonardo-dicaprio-john-kerry-team-up-fight-climate-change-paris "undefined") ```json [{"@context":"https://schema.org","@type":"NewsArticle","@id":"https://time.com/4141955/leonardo-dicaprio-john-kerry-cop21-paris-climate-change/","mainEntityOfPage":{"@type":"WebPage","@id":"https://time.com/4141955/leonardo-dicaprio-john-kerry-cop21-paris-climate-change/"},"headline":"Leonardo DiCaprio and John Kerry Team Up to Fight Climate Change in Paris","datePublished":"2015-12-09T03:53:22.000Z","dateModified":"2026-02-22T13:13:18.395Z","description":"The Hollywood star plans to hold private meetings with top climate change officials","url":"https://time.com/4141955/leonardo-dicaprio-john-kerry-cop21-paris-climate-change/","keywords":["Environment","France","climate change","celebrities","Leonardo DiCaprio","John F. 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