How much usable land is there? (2024)

How much usable land is there?

The total land surface area of Earth is about 57,308,738 square miles, of which about 33% is desert and about 24% is mountainous. Subtracting this uninhabitable 57% (32,665,981 mi²) from the total land area leaves 24,642,757 square miles or 15.77 billion acres of habitable land.

How many acres of habitable land are there?

In total, there are about 57 million square miles of land on the planet, which amounts to 36 billion acres. Much of this land is uninhabitable, as it is either mountainous or desert land. It's estimated that there are about 15 billion acres of habitable land on the planet.

How much land is unused in the world?

Why it matters: The new study finds that just 5% of the Earth's land surface is currently unaffected by humans, far lower than a previous estimate of 19%. 95% of the Earth's land surface has some indication of human modification, while 84% has multiple human impacts, the study found.

How much land is being used?

Half of all habitable land is used for agriculture. This leaves only 37% for forests; 11% as shrubs and grasslands; 1% as freshwater coverage; and the remaining 1% – a much smaller share than many suspect – is built-up urban area which includes cities, towns, villages, roads and other human infrastructure.

What is the maximum Utilisation of land?

If we assume that utilization is calculated by dividing the actual labor by the total possible labor hours, the maximum utilization rate would be when the actual labor was equal to the total possible labor hours. For example, if you work 20 hours in a 40 hour work week, the utilization rate is 20 divided by 40, or . 5.

How much land is occupied by humans?

Humans use approximately 14.5 percent of the total surface of the planet. As 71 percent of the Earth is water, only 29 percent of the Earth's surface is land.

How much land in America is uninhabited?

Those empty blocks add up to 4.61 million square km (1.78 million sq. mi), which corresponds to just under 47% of the total area of the United States. So, despite having a population of 310 million – the world's third largest, after China and India – close to half of the U.S. is bereft of human habitation.

How much untouched land is left?

Satellite imagery has previously estimated that 20-40% of the Earth's surface is still in relatively good condition and has not been affected by significant human activity. However, a recent study has found that the problem is much worse than previously thought.

What is the only unclaimed land in the world?

The British occupation and division of Egypt and Sudan created one of the world's most interesting borders. Unclaimed by any country, the Bir Tawil stands alone as terra nullius. On the border of Egypt and Sudan lies one of history's most peculiar regions.

How much of Earth is still wild?

But a new analysis of Earth's land use going back 12,000 years suggests that even in the time of mammoths and giant sloths, just one-quarter of the planet was untouched by humans, compared with 19% today.

How much is the US worth in land?

New Estimates of Value of Land of the United States (PDF)

Estimates suggest that this 1.89 billion acres of land are collectively worth approximately $23 trillion in 2009 (current prices), with 24% of the land area and $1.8 trillion of the value held by the federal government.

Which country has most fertile land?

(Arable land is land ploughed or tilled regularly, generally under a system of crop rotation). India has the most arable land in the world followed by the United States, Russia, China and Brazil. India and the United States account for roughly 22% of the world's arable land.

How big is 1 million acres on a map?

A million acres is 1562.5 square miles, or a square just a little less than 40 miles on each side.

Who owns the most land in the US?

How much open land is in America?

How much usable land per person may decrease by 2050?

Data source: Food and Agriculture Organization (FAO) and World Bank. The per capita arable land worldwide was 0.42 hectares in 1960. It will be 0.19 hectares in 2050. In the developing countries the area gets even smaller, per capita arable land will be reduced from 0.33 to 0.14 hectares.

Do 50% of humans live on less than 1% of land?

The people of Earth really love their cities. In the simple map above lies a stark spatial imbalance: half the people in the world cram into just 1 percent of the Earth's surface (in yellow), and the other half sprawl across the remaining 99 percent (in black).

How old is Earth?

Today, we know from radiometric dating that Earth is about 4.5 billion years old. Had naturalists in the 1700s and 1800s known Earth's true age, early ideas about evolution might have been taken more seriously.

How much of Earth is water?

The Earth is a watery place. But just how much water exists on, in, and above our planet? About 71 percent of the Earth's surface is water-covered, and the oceans hold about 96.5 percent of all Earth's water.

Is there any unexplored land in America?

While the United States has been extensively explored and mapped, there are still remote and isolated areas, particularly in Alaska and certain parts of the western states, that remain relatively untouched by human activity.

What state has the most undeveloped land?

The states with the most unoccupied land in the United States are typically those with large areas of public land, such as Alaska, Nevada, Utah, and Idaho. These states have vast expanses of wilderness, national parks, and other public lands that are not heavily populated or developed.

What is the most empty part of the United States?

The least-populated place in the United States is Alaska's Yukon-Koyukuk Census Area. At over 145,000 square miles, it's larger than New York, Pennsylvania, Maryland and Virginia -- combined. But it's home to only 5,547 people, for a population density of fewer than 4 people every 100 miles.

Is there any land left that isn't owned?

The largest unclaimed territory on Earth is in Antarctica. Marie Byrd Land, a 620,000-square-mile collection of glaciers and rock formations, lies in the western portion of the southernmost continent. Because of its remoteness, no nation has ever claimed it.

Is there any unowned land left?

They are known as Terra nullius – a Latin expression meaning "no one's land" – and among them are Bir Tawil between Egypt and Sudan, a few pockets involved on the Croatia–Serbia border, and vast chunks of Antarctica.

Is there any true wilderness left?

There aren't many corners of the world left untouched by humanity. Recent research has highlighted that just 23% of the planet's land surface (excluding Antarctica) and 13% of the ocean can now be classified as wilderness, representing nearly a 10% decline over the last 20 years.