food supply

• women need 2000kcal a day
• men need 2500kcal a day
• 5-10 year olds need 1800kcal a day
• 11-14 year old girls need 1850kcal a day
• 11-14 year olds need 2200 kcal a day
• food insecurity is when you dont know if you have enough food such as famine
• conflict can affect how much food is available sue to imports
• the demand for food has grown over time as we develop new products and processes and change our way of life
• global population growth is the greatest pressure on our essential resources such as food - in the past 10 minutes the worlds population has grown by approximately 1400 people
• the problem for food supply is that the population growth is not even, parts of the world grow at a faster rate than others, the population of africa is growing by 2.51% each year wheras the population of europe is growing by 0.1%
• as people in NEEs such as india and china become richer, their diets change, they begin to eat more meat instead of rice, the grains are fed to animals to produce meat instead of being fed to humans this means more food resources are needed to feed the country
• as wealth grows, so does the demand for highly processed and convenient foods, which also increase calorie intake
• food security is when all people at all times have access to sufficient, safe, nutritious food to maintain a healthy and active life
• many people in the world do not have food security and are suffering from undernourishment. some areas of the world have a surplus with food security and some areas have a deficit with food insecurity
• the world produces enough food for everyone to have food security and if distribution was even everyone could have 2720 calories a day
• not everyone has equal access to food and compostition of diets is different for example in HICs a quarter of their diet is animal products and a quarter is cereals, however in LICs half their food is cereals and 20% from things like yams which are low in nutritional value
• the highest calorie consumption is in the higher income countries such as the USA with >3481 calories per day
• australia and russia consume 3051-3480 calories a day
• the lowest calorie consumption is in the Lower income countries such as the democratic republic of congo and south sudan with less than 1890 calories a day