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_____ regeneration is the renovation and improvement of an old part of a city.
____________ is the increase in the movement of people from rural to urban areas.
________ erosion is the downward erosion of a river bed.
__________ sites in cities are the areas near the river, canal or old docks.
__________ is the breaking up of rocks by different processes.
____ carbon is when no CO2 is released into the atmosphere.
A ____ is an area of land with one main type of land use.