Hundreds of thousands of students join global climate strikes

Large turnouts in Madrid before UN summit, and in Sydney after deadly wildfires

Hundreds of thousands of young people have taken to the streets from Manila to Copenhagen as part of the latest student climate strikes to demand radical action on the unfolding ecological emergency.

School and university students around the world walked out of lessons on Friday with large turnouts in Madrid, where world leaders will gather on Monday for the latest UN climate summit, and Sydney, where protesters demanded action after devastating wildfires.