<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.mashirika mawili makuu ya misaada yamezindua ombi la dharura kusaidia mamilioni ya watu nchini niger wanaokumbwa na baa la njaa.  <response>: swiss humanitarian aid has launched two aid operations to alleviate the plight of refugees in greece. 