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Every individual in the world uses an amount
of space of planet earth. How much, depends upon
one's consumption.
By means of the Ecological Footprint it is possible to render
this space into an amount, expressed in hectares. The space
not only implies the land needed to grow our food, the use
of paper and transport require space as well. All that is
eaten, worn and bought is produced somewhere and, thus, needs
to be transported. Meat and diary products have a relatively
large contribution to the Ecological Footprint.
It is obvious that farming land, houses and roads take up
a lot of space. Energy consumption, however, requires space
too. This is calculated into the amount of CO2
(carbon dioxide) expelled. For transferring CO2
into oxygen a certain area of forest is needed, etc..
Some of the reasons to be a vegetarian
are related to this global problems
To allow each world citizen to consume as much as (s)he wants,
overconsumption must some way be compensated
to bring the total consumption back in balance and to make
sure that what the earth can bear is not exceeded. We must
also take care that there will be a healthy planet earth left
for feature inhabitants. Thus, not only the polluter must
pay, but also those who consume too much. It would even be
better if people, who limit their consumption, are rewarded.
If we want to share the earth in a fair manner we must cede
those hectares, that do not belong to us. People do not easily
cut back on prosperity. It doesn't have to be necessary, but
freedom, responsibility and setting limits go together. A
growth of conscious and adapting lifestyles need not
reduce prosperity. Furthermore, a durable lifestyle
is a matter of mental growth. Overconsumption is immature
and a moderate lifestyle can be a sign of mental maturity.
As yet, growth in prosperity results in an increase of (energy)
consumption and environmental problems. In particular the
climate suffers therefrom.
The share of planet earth that does not lead to damage, so
far, is about 1.7 hectares each person. People in the West
obviously have a larger Ecological Footprint than the average
world citizen, the latter of which is 2.3 ha.
From the book "sharing Nature's
Interest" by Nicky Chambers, Craig Simmons and Mathis
Wackernagel we show you table 4.1. where you can see how the
size of earth's population affects the remaining size for
all. Pleace notice that the share of planet earth is calculated
to be 1.6 ha with a population of 6 billion which is slightly
larger then the current size of over 5 billion people.
In the calculations there is discriminated between two situations:
the first where biodiversity is guaranteed maximally at 25%
and the second, where 12% of planet earth is reserved for
wild animals and plants.
| Table 4.1 Average
Per Capita Earthshare based on Populations of 6 and 9.5
billion |
| Land Type |
Global area (billion ha) |
Average earthshare (ha
/ per cap) |
|
| |
|
Population 6 billion |
Population 9.5 billion |
| Arable |
1.45 |
0.24 |
0.15 |
| Pasture |
3.36 |
0.56 |
0.35 |
| Forest |
5.12 |
0.85 |
0.54 |
| Productive sea |
2.90 |
0.48 |
0.31 |
| Total land
and sea |
2.13 |
1.35 |
| Total minus
biodiversity |
|
| area (at 12%) |
1.87 |
1.19 |
| area (at 25%) |
1.60 |
1.01 |
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