Resource Management Part 1 Flashcards
How many calories does the average human need to consume per day
2000-2500
What happens when you eat to few calories
Weight loss
Lack of energy
What may people who don’t eat enough might find difficult to do
Work
How much does water make up of our body
2/3
How much water should a person drink a day
Between 1,6 and 2 litres
What is water also used for
To keep us clean and healthy and to grow food
What enables crops to grow in drier areas
Irrigation
What are the uses of energy
Heats homes and offices, cooks out food and powers transport
What does mining and biofuel take up
Valuable farmland - less space to grow crops
What is food security
Is when people have enough nutritious and affordable food to eat
What is food insecurity
When people go hungry or a malnourished
What do wealthier countries do to make food more affordable
Imports it from other places
What is a food surplus
When there are extra crops and more than enough food to feed population
What is a food deficit
Not enough food to go around population
The amount of water available in a country is dependent on what
Rainfall temp and population
What is water surplus
When an area has more water than they need