Tens of thousands of climate activists across the globe have taken to the streets, chanting and protesting, in a unified call to halt the burning of planet-warming fossil fuels. As extreme weather events continue to grip the world and heat records shatter, demonstrators are demanding urgent action to address the climate crisis.
Activists from different non governmental organizations walk with a banner during a Global Climate Strike protest of the 'Fridays For Future' movement in New Delhi.
A climate activist is handcuffed by police after refusing to move to rejoin others protesting across the road, outside the Public Prosecutor's Office, in Oeiras, outside Lisbon. Climate activists decided to cancel their Friday's for Future demonstration and instead stage a protest by the Public Prosecutor's Office in support of other activists detained the day before in a Stop Gas protest.
Students show posters as they take part in a Global Climate Strike 'Fridays For Future' protest in Berlin, Germany.
Indonesian activists hold a banner during a protest in front of the Ministry of Energy and Mineral Resources office in Jakarta, Indonesia.
Protesters hold a banner reading in Italian "out of fossil fuels" in front of Rome's ancient Colosseum.
An activist wearing a mask holds a placard during a Global Climate Strike protest of the 'Fridays For Future' movement in Mumbai.
Activists chant slogans during a small anti fossil fuel protest outside the government headquarters in Bucharest, Romania.
People participate in a climate protest on Parliament Hill in Ottawa, Ontario.
A woman shouts slogans during a Global Climate Strike 'Fridays For Future' protest in Madrid, Spain.
Young people take part in a Global Climate Strike 'Fridays For Future' protest in front of the Polish parliament in Warsaw, Poland.
People march while holding signs during the Global Climate Strike protest in Vancouver, British Columbia.
Cyrus Hall, middle, speaks to bicyclists on the Great Highway before taking part in a Ride to End Fossil Fuels in San Francisco.
Protesters hold slogans as they join the global march to end fossil fuel in Quezon city, Philippines.