<img height="1" width="1" src="https://www.facebook.com/tr?id=1524525910935559&amp;ev=PageView &amp;noscript=1">

Timeline New

  • 2007

    It all began on Saturday, 31 March 2007. The world’s first Earth Hour in Sydney, Australia, saw more than 2.2 million people turn off their lights for one hour to show a climate-sceptic government that people were concerned about climate change.

    © Dean Sewell  ReRu  WWF-Aus

  • 2008

    50 million people in 35 countries took part in the second Earth Hour. The Golden Gate Bridge and the Colosseum were some of the major landmarks that went dark for Earth Hour.



  • 2009

    Earth Hour broke all records of mass participation, becoming the world’s largest grassroots movement for the environment.



  • 2010

    Three months after the United Nations COP15 Climate Conference in Copenhagen, seen by many as a setback to international climate efforts, Earth Hour became a global focal point for calls for a sustainable future



  • 2012

    As part of Earth Hour’s "I Will If You Will" campaign, a petition led by WWF-Russia generated over 122,000 signatures and resulted in Russia passing a law to better protect the country’s seas from oil pollution, marking the first people-powered law to be
    ignited by Earth Hour.



  • 2013

    WWF-Uganda secured 2,700 hectares of land to establish the first-ever Earth Hour forest. Earth Hour also helped lead to the creation of Argentina’s largest marine protected area, the 3.4 million hectare Banco Namuncurá (Burdwood Bank), tripling the area of protected waters in the country. 



  • 2014

    Following a successful Earth Hour campaign, the Galápagos Islands – a UNESCO World Heritage site – became the first province in Ecuador to ban plastic bags and other disposable packaging.



  • 2015

    Earth Hour drives legislative change for locally-relevant issues such as in:

    - Brunei Darussalam: reduction in energy usage
    - Malaysia: creation of a national park
    - Russia: 10-year freeze on new oil projects in the Arctic
    - Scotland and Switzerland: stronger climate change legislation
    - Uganda: fighting deforestation



  • 2016

    WWF-Spain’s Earth Hour campaign led to
    50,000 citizens urging the Spanish government to phase out fossil fuels and transition to renewables to uphold its climate commitments under the Paris Agreement.




  • 2018

    In French Polynesia, Earth Hour helped inspire public pressure that led to 5 million sq km of its Exclusive Economic Zone in the South Pacific being classified as a Managed Marine Area – helping preserve vital marine ecosystems for present and future generations.




  • 2020

    In light of the COVID-19 pandemic, Earth Hour broke records as the campaign was taken online for the first fully digital Earth Hour campaign. It highlighted the need to address climate change and nature loss for the health of our planet and for the health of humanity. 


    Screenshot 2021-02-04 114509


  • 2021

    While still facing COVID-19 restrictions in many countries, people in a record-breaking 192 countries and territories united digitally to speak up for nature louder than ever. The first-ever Earth Hour Virtual Spotlight highlighted the connection between nature loss, climate change and the rise of pandemics, and was shared over 24,000 times on social media, by the likes of Sofia Vergara, Armin Van Burren, UEFA, World Scouting, and the United Nations, among other prominent figures. 


    full earth_small


Join us in shaping our future this Earth Hour

Take part