Nutrient deficiency is menace that s been plaguing India for years with stats and studies showing that 7 out of 10 Indians are vitamin deficient already. But if a new study is to be believed then millions of Indians will have server health problems and will become nutrient deficient by 2050 as rising levels of carbon dioxide are making crops such as rice and wheat less nutritious. Researchers at Harvard T.H. Chan School of Public Health found that by the year 2050 rising CO2 levels due to human activities could make 175 million people worldwide zinc deficient and 122 million