One man's bid to hold back the desertification of the Mongolian steppes set against the looming background of the North Korean nuclear programme has given Asia its third competition entry at the Berlin International Film Festival. "Hyazgar" (Desert Dream), a low-budget South Korean/French production, tells the story of Hangai, a farmer who is determined to continue planting trees to stem the march of the sands even when all his neighbours have given up the struggle. AFP reports.