Grandmas who is saving these schools finally getting an education on aljazeera. Hello im come out santa maria this is counting the cost on aljazeera your weekly look at the world of business and economics this week india 15 of the most polluted cities in the world are on the sub continent we take a look at the health costs to one of the worlds Fastest Growing economies its also already under pressure from a trade war now the antigovernment protests could plunge hong kongs economy into recession. Reporting from the islands in norway. And also in across. The lower everybody this week a little different on counting the cost of our correspondents and documentary makers loose on a number of important economic stories big picture stuff and given them a bit more time to do so and were starting with what has become the worlds most polluted capital city in the coding to the World Health Organization and greenpeace that city is new delhi in fact 15 of the 20 most polluted cities in the world are