food production Flashcards
how much has food production increased by in the past 50 years?
3 times
how much has arable land increased by? whats a benefit of this?
67 million hectares but has decreased in developed countries
more crops are being grow and are better quality
what are three reasons why food production has increased globally?
increased use of farming machinery (crops collected quicker)
increased use of farming resources like herbicides and pesticides to max yields
better farming management to maximise yields
where has wheat and rice production increased? why?
asia
north africa
WHY: higher yields
where has maize production increased?
latin america
caribbean
WHY: land expansion (creating more arable land)
in general how is food production distributed and what does this mean?
unevenly
LICs producing the least and HICs the most which means HICs have the largest food supplies meaning they produce enough calories for thier population
