bilby
Fair dinkum thinkum
- Joined
- Mar 6, 2007
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Personally, regardless of the question of carrying capacity, resource usage, environmental pressure, etc, I consider the planet to be overcrowded with people. There are too many people. I'd say between one to two billion tops to allow for large areas of unused land, cities and towns that are surrounded by vast tracts of forest and bushland. As far as I'm concerned, the planet is grossly overpopulated.
^^^
THAT!
Of course it may be that everyone thinks the ideal level of global population is whatever it was when they were born. (About 2.55b when I was born... still sounds good to me.)
If that's the case, it won't be long before a world with "only" 8 billion people will sound idyllic to most.
I am sure that the laws of nostalgia imply pretty much exactly that. But reality doesn't support this kind of nostalgic claptrap - what actually affects a person is not the total population of the world, but the local population density in the places he lives (and visits).
The population density of the city of Rome in, say, 200CE, was much higher than the population density in the city of Alice Springs is today - a modern inhabitant of the Alice, if transported to ancient Rome, might reasonably complain that there are too many people there for his taste, despite a world population below 10% of today's.
What has changed in the experiences of many of us over our lives, that gives us the feeling of crowding, is not absolute population growth - which has not been particularly significant to any of us in the first world - but concentration of population locally into urban centres.
To an American, Australian, or Western European, the mean population density in their home country hasn't really changed that much over the course of their lives; But the proportion of those people who live in cities and large towns has rocketed up, and the countryside (and the smaller towns and villages) have emptied.
People are choosing to live closer to each other, for economic reasons, and are unhappy about it because they like more 'elbow room' (but not enough to put up with the hardships of living far from a large town or city). This gives the impression that there are 'too many people'; But that's an incorrect statement of the problem, which is that there are too many strangers around here.
There are plenty of places in the US, Australia, and even Western Europe (The Scottish Highlands and Islands; The Northern two-thirds of Scandinavia; The high Pyrenees and Alps), where you can live in almost total isolation. Almost all of Australia is empty of humans - as long as you stay away from the paved highways. But people don't want to do without infrastructure - so they huddle together near the roads, and then whinge about how crowded it is.
Actual measurements of population density tell the story - in the first world, it's easy to find places with population densities lower than those that were typical a century ago. But nobody wants to live there, because to do so means lack of access to infrastructure, and first world people LOVE themselves some infrastructure.
The planet isn't overpopulated - it's just that your little patch of it is crowded, and that's entirely your own fault.