do they know it's christmas meaning

"Yes, they do. The song 'Do They Know It's Christmas?' was released in 1984 by the British supergroup Band Aid, which was formed to raise money for famine relief in Ethiopia. The song was a massive hit and has become an enduring Christmas classic. The lyrics include the lines 'There won't be snow in Africa this Christmas time / The greatest gift they'll get this year is life.' The song was written by Bob Geldof and Midge Ure, who were inspired by the suffering of the people of Ethiopia. It was later covered by other artists, including Bono and The Edge of U2