Protesters gathered on a Boston bridge Friday to demand action on climate change.
The rally took place on the Congress Street Bridge, where a large crowd congregated Friday afternoon.
Members of the grassroots movement "Extinction Rebellion" are calling on governments to implement aggressive programs to protect people and ecosystems.
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Experts say rising sea levels will eventually put parts of the Seaport District underwater.
Just a week earlier, a crowd of thousands gathered at Boston's City Hall Plaza for the Climate Strike.
