food option

Created by

Emily

Cards (13)

what is food security?
Access to sufficient, safe, and nutritious food for all individuals at all times.
what effects food security?
human - poverty, conflict, food waste and climate change
physical - quality of the soil, water supply, pests and diseases and extreme weather
what is hydroponics and aeroponics?
Hydroponics: Growing plants in a nutrient-rich water solution without soil. Aeroponics: Growing plants in an air/mist environment with roots suspended in the air.
what is the new green revolution?
organic farming and using seeds with higher crop yield
what is biotechnology?
genetically modifying crops changes the DNA to enhance productivity and properties
what is irrigation?
artificially watering the land
what is organic farming? - sustainable 
no chemicals when farming
what is permaculture? - sustainable
people growing their own food and changing eating habits
what is urban farming? - sustainable
planting crops in urban areas
what is managed fishing? - sustainable
includes setting catch limits, banning trawling and promoting pole and line methods
what is the sustainable fishing method?
making a dug well, plant the rice in rows, half fill with water and purify, when the rice starts to grow, increase the water levels and add fish
a - increase food supply with rice as well as the protein from the fish
food can be sold for income, and each year more and more can be grown
d - need money to set up and if the water gets contaminated it impacts the whole system
what is the Indus basin irrigation system?
flows from china to Pakistan. involves 3 dams to control the flow of water and released when needed, reservoirs to store excess and 45 canals to divert the water
a - improves food security, yield and a range of foods
d - water can be shared unfairly, water is wasted and demand is rising, high cost to maintain services
what is appropriate technology?
using technology that is suitable to the knowledge of the people, wealth of the country and necessity eg. a water pipe