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World population growth

This presentation shows the reasons that the population has grown, some effects of this growth, and gives statistics to support these.
by

Jennifer McCoy

on 18 November 2011

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Transcript of World population growth

The Population of the world
Right now - 2014
2000 years ago
200 years ago
100 years ago
In 2030
7,000,000,000
35,000,000
1,000,000,000
1,650,000,000
8,400,000,000
Why has the population increased so much?
Nutrition
Medicine
Sanitation
Industrial farming
Refrigeration
New ways to preserve food
Antibiotics and other drugs
Medical knowledge
Trained doctors
Safer surgery
Scientific research
Waste disposal
Clean water supplies
What are the effects of population increase?
In 2050
9,000,000,000
Knowledge of how disease spreads
Using too many natural resources
Creating too much waste and pollution
Destroying animal and plant habitats
Global food shortages
Global warming (climate change)
What can we do solve these problems?
Reduce consumption
Reuse
of oil
of electricity
of water
plastic
Recycle
glass
paper
aluminum
bags
bottles
Do your part to help the Earth
of
Full transcript