Text 2 Marion Nesde's he8vyweight criticism against Coca-Cola and PepsiCo comes at an odd moment for the industry.Americans are drinking fewer sugary sodas-in 2012 production was 23%below what it had been a decade earlier.Even sales of diet drinks are losing their fizz,as consumers question.the merits of artificial sweeteners.From one angle,it would seem that health advocates such as Ms Nestle have won.Yet in America companies still produce 30 gallons of regular fizzy drinks per person per year.In many counLries,particularly developing ones,consumpLion is on the rise.Ms Nestle,a professor at New York Universily,is both inspired by recent progress and dissatisfied with it.That is no surlmse.Her first book,Food Politics,remains a bible for those who complain about the power of food companies.In her new book she atiacks the industry's most widely consumed,least healthy product.Soda Poluics,she says,is a book"to inspire readers to action".As a rallying cry,it is verbose.When readers leam on page 238 that she will pick up a panicular subject in chapter 25,it is with no litde dismay that they realize they are only on chapter 17.But what the author wanis most is to craft a detailed guide to the producers'alleged violation,and how to stop them.Ms Nesde says she would have no complaint with sweet fizzy drinks if they were sipped occasionally,as a treat.However,for millions of people in many counUies,they are not.In Mexico companies sold 372 cans of fizzy drinks per person in 2012.About half of Americans do not dnnk them Rgularly,but those who do are disproportionately poor,less educaled,male,Hispanic or black.10%of Americans down more than four cans a day.Drinking a lot of sweet fizzy drinks is plainly unhealthy.Unlike a Big Mac,they have no nutritional value;nor do their calories satisfy hunger.One large study found that for each can added to a person's daily diet,the risk of diabeies jumped by 22%.There are also links beLween sugar and heart disease,stroke and cancer.Drinking lots of sodas imposes clear costs on individuals,Ms Nestle argues,but it has a broader cost,too.American taxpayers subsidize corn production and let the poor use government food vouchers to buy fizzy drinks.More important,taxpayers foot the health biU for those who develop chronic disease.

Diet drinks become unpopular in America because_____