<prompt> Translate the following text to EnglishKwa kuongezea, ujenzi tayari umeanza au umekamilika kwa 4GW ya washambuliaji ambao miradi ya EPA itajengwa kufikia mwaka 2005 chini ya mahitaji ya sasa ya udhibiti.  <response>: 13 Furthermore, construction has already begun or been completed for 4 GWe of the scrubbers that EPA projects will be built by 2005 under current regulatory requirements. 