Danielle Porepilliasana, a Sydney high school student, had a blunt message for politicians who said students should stay in class. "Sea levels are rising", one proclaimed, "and so are we".
Many Columbia and Barnard students, including Eden Rosenbloom, BC '23, felt motivated to become involved in climate activism.
"I want to do anything I can as a 16-year-old to help make the change now before it's too late", Madison High School junior Miles Anderson said.
The teen climate change activist Greta Thunberg left this message for billions of youngsters from across the world while appreciating the effort of millions of youngsters coming out to protest against climate change and demanding reduction of carbon emissions as per Paris agreement.
Eleven-year-old Tilly holds her mother's arm during the climate change rally at the Minnesota State Capitol Friday.
NEW YORK - Classrooms across NYC stood empty today (Sept. 20), while streets in lower Manhattan were packed with students.
There's been a lot of talk about climate change, so do you have any questions about it? Students and adults joined together on Friday as part of a global mass day of protest to demand action on climate change. Emissions from these fuels have always been associated boosting atmospheric carbon dioxide (CO2) and contributing to rising temperatures around the planet.
Young people all over the world walked out of school to join the strike.
Thunberg started "Fridays for the Future", a movement calling for students to skip school on Fridays to advocate for public policies that reduce reliance on fossil fuels.
More frequent and more intense extreme weather is also threatening ecosystems and ways of life for First Nations and Metis communities in Canada.
"I don't see a reason to not listen to the science", Thunberg told the House Foreign Affairs Committee.
From the looks of social media, thousands of people in major cities like Berlin, Moscow, Hong Kong, London, Los Angeles and New York City marched in solidarity to call attention to global warming in hopes of waking up world leaders who failed to recognize climate change as a detrimental issue.
But restricting further rise in global-temperature average hinges on global action, which has been in short supply. People always say, "I believe in climate change", and it's just we need to move past that. "We need to do everything we can to protect our planet and humanity", rock icon Mick Jagger said. Sixteen-year-old Greta Thunberg, who held the first one-person climate strike a year ago in Sweden; 17-year-old Xiye Bastida, and 14-year-old Alexandria Villaseñor will speak at the event.
"The Clean Energy Board has spent hundreds and hundreds of hours developing a plan for the city of St. Louis that's going to roll out soon that will set the course for us moving towards 100% clean energy", Reed told the crowd.
In Burundi's capital, Bujumbura, a group of young people took part in the global climate protest - but added their own twist.
Mr Colvile said: "The ideas behind the climate strike movement are fundamentally illiberal".