Sin título

Diapositiva 1

• Human Population:
• - Number of humans on the planet has increased, not at a steady rate.
• - 1000 years ago, the population of the UK was stable:
• There was very little increase
• The reason for this was that there was were not many people to reproduce, and the food supply was limited.
• -Between 1600 and 1900 there was a steady increase - due to better farming methods and improving hygiene
• -After 1900, there was a dramatic rise in the population:
• Diet improved
• Hy