B6.2.1 - Food Security Flashcards
What is food security?
The ability of human population to access to enough quality and quantity of food
What are the factors which threaten food security?
Increasing population
Changing diets
Climate change
Evolution of new pests and pathogens
How does the increasing human population threaten food security?
If there are more humans, each human will get less for themselves as everything will be split
How does changing security threaten food security?
People with more money may choose to buy food which is more energy intensive
How does climate change threaten food security?
The increasing temperature will lead to more deserts
How do farmers increase farming efficiency?
Maximising photosynthesis
Fertilisers
Removing competition
Variety of pest proof plants
What is organic farming?
Farming which uses more natural methods for growing crops and rearing animals (no chemicals)
Why are products from organic farming more expensive?
Organic farming produces lower yields
