Protests have been held across Wales calling on the Government to rethink the so called 'bedroom tax.'
It comes into force next week meaning some people will see their housing benefit cut if they have a spare room in the house.
Campaigners say it's targeting some of the most vulnerable in society.
Our reporter Rob Osborne has been to meet one disabled woman affected in Mountain Ash.
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The Cardiff Embankment scheme will stretch from the city centre down Dumballs Road to The Bay. The plans go before the council this week.