In a joint declaration, scientists from 20 countries have broken with the caution traditionally associated with academia to side with peaceful protesters.
Almost 400 scientists have endorsed a civil disobedience campaign aimed at forcing governments to take rapid action to tackle climate change, warning that failure could inflict "incalculable human suffering."
In a joint declaration, climate scientists, physicists, biologists, engineers and others from at least 20 countries broke with the caution traditionally associated with academia to side with peaceful protesters courting arrest from Amsterdam to Melbourne.
Wearing white laboratory coats to symbolise their research credentials, a group of about 20 of the signatories gathered on Saturday to read out the text outside London's century-old Science Museum in the city's upmarket Kensington district.