Since Greta Thunberg first sat outside her country’s Parliament, aged 15, alone and holding a banner inscribed with the words skolstrejk för klimatet (school strike for climate) – young people from across the globe have been doing just that.
Thousands took to the streets this weekend for their third protest to date. Proving the authority and fervour of youth-generated activism, their diverse, sardonic posters used witty slogans and imagery to voice one single and terrifying message: the threat of climate change is real and we can’t keep ignoring it.
As we look back on the weekend’s activities, see below as we chart the signs that lit up London’s streets.