Quotes About Carrying capacity

Of course, a positive growth rate might be taken as evidence that a population is below its optimum.

The optimum population is, then, less than the maximum.

I think there may be some kind of law about a woman buying more than she can carry.

Freedom to breed will bring ruin to all.

We need to continue to decrease the growth rate of the global population; the planet can't support many more people.

Population, when unchecked, increases in a geometrical ratio.

If you look at the carrying capacity of agricultural areas throughout the world, their ecological habitats are changing. So I think we're looking at - in our lifetime - great collapses of food services.

A billion could live off the earth; 6 billion living as we do is far too many, and you run out of planet in no time.

Population, when unchecked, goes on doubling itself every 25 years or increases in a geometrical ratio.

away, and she could carry a bag on each arm, providing

Of course, a positive growth rate might be taken as evidence that a population is below its optimum.

Humans perpetually fight, LeBlanc says, because they always outstrip the carrying capacity of their natural environment and then have to fight over resources.

But all of that civilized sophistication could collapse if carrying capacities everywhere are lowered by severe climate change. Humanity would revert to its norm of constant battles for diminishing resources. Peace lovers would be killed and eaten by war lovers.

A finite world can support only a finite population; therefore, population growth must eventually equal zero.

In the second of Road's main innovations, Vogt summed up the relationship between humanity and this global environment with a single concept: carrying capacity.

There are two ideas at the base of today's globe-spanning environmental movement. One is that Homo sapiens, like every other species, is bound by biological laws. The second is that one of these laws is that no species can long exceed the environment's carrying capacity.

I have omitted the numbers to highlight that the basic argument is as simple as it was in Vogt's day. Stay within the limits, and people can develop freely. Go beyond the boundaries—exceed carrying capacity—and trouble will ensue.

The Maya collapsed because they overshot the carrying capacity of their environment. They exhausted their resource base, began to die of starvation and thirst, and fled their cities en masse, leaving them as silent warnings of the perils of ecological hubris.

Population, when unchecked, goes on doubling itself every 25 years or increases in a geometrical ratio.

If there are forty thousand people in an area that can only support thirty thousand, it's no kindness to bring in food from the outside to maintain them at forty thousand. That just guarantees that the famine will continue.

Your body's made to run, to walk, to trek long distances and carry things, work in a forest, and hunt animals. You have to keep it alive to function.