a no go like it was the wind conditions are wetter that's drawing to up. and it's the material from the floor about old like silk and little silica organisms called diatoms to get blown away high up into the air and can travel huge distances. there's a range of countries primarily neighboring the sahara because this is the major source of sand and dust storms both to the north and south but equally to the east where we are talking of iraq iran syria kuwait the emirates the gulf states saudi arabia but increasingly moving to the east we run into the stands as we call them afghanistan took many stars and here the difficulty is that they're affected in both directions sand and dust being driven to the south from the gobi desert from the tibetan plateau and all through asia so there's a whole range of countries with a long plume starting from the western edge of the sahara all the way through and