Metric Megatons to Metric Gigatons Converter (Mt to Gt)
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Metric Megatons to Metric Gigatons
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Convert Metric Gigatons to Metric Megatons (Gt to Mt) ▶

Conversion Table

metric megatons to metric gigatons
MtGt
100 Mt 0.1 Gt
200 Mt 0.2 Gt
300 Mt 0.3 Gt
400 Mt 0.4 Gt
500 Mt 0.5 Gt
600 Mt 0.6 Gt
700 Mt 0.7 Gt
800 Mt 0.8 Gt
900 Mt 0.9 Gt
1000 Mt 1 Gt
1100 Mt 1.1 Gt
1200 Mt 1.2 Gt
1300 Mt 1.3 Gt
1400 Mt 1.4 Gt
1500 Mt 1.5 Gt
1600 Mt 1.6 Gt
1700 Mt 1.7 Gt
1800 Mt 1.8 Gt
1900 Mt 1.9 Gt
2000 Mt 2 Gt

How to convert

1 metric megaton (Mt) = 0.001 metric gigaton (Gt). Metric Megaton (Mt) is a unit of Weight used in Metric system. Metric Gigaton (Gt) is a unit of Weight used in Metric system.

An Introduction to Metric Megatons

Metric megatons are a unit of mass in the metric system that are equal to one million kilograms. They are also known as gigagrams or gigatonnes, and are sometimes used for measuring the mass or energy of very large objects or events, such as the Earth’s crust, the Chicxulub impact, or the largest nuclear explosions. In this article, we will explore the definition, history, conversion and usage of metric megatons.

Definition of Metric Megatons

A metric megaton is a unit of mass equal to 10^6 (one million) kilograms. The symbol for metric megaton is Mt, and it is derived from the SI prefix “mega”, meaning “million”. A metric megaton is also equivalent to 1000000000 grams, 2204622.621 pounds or 5000000000 carats.

A metric megaton is also used as a unit of energy equal to 4.184 petajoules (4.184 x 1015 J). This is based on the amount of energy released by one million tons of TNT exploding, which is approximately 4.184 terajoules (4.184 x 1012 J). This unit is also known as the TNT equivalent, and it is used to compare the energy of different explosions or impacts.

History of Metric Megatons

Metric megatons were introduced as a multiplier in the metric system in 1795, along with other prefixes such as kilo, deca, deci and centi. The metric system was developed in France during the French Revolution, as a way to standardize and simplify measurements. The metric system was based on decimal fractions and powers of ten, unlike the previous systems that used arbitrary units and fractions.

The metric system was adopted by many countries in the 19th and 20th centuries, and became the official system of measurement for science and international trade. However, some countries such as the United States still use other systems such as the imperial or customary units.

Metric megatons were also used as a unit of energy in the 20th century, especially after the development of nuclear weapons. The first nuclear bomb detonated in 1945 had an estimated yield of about 0.00002 Mt. Since then, many nuclear tests and explosions have been measured in megatons or gigatons (one thousand megatons) of TNT equivalent.

How to Convert Metric Megatons

Metric megatons can be easily converted to other units of mass or energy by multiplying or dividing by appropriate factors. For example, to convert metric megatons to grams, we multiply by 1000000000; to convert metric megatons to kilograms, we multiply by 1000000; to convert metric megatons to joules, we multiply by 4184000000000000.

Where Metric Megatons are Used

Metric megatons are sometimes used for measuring the mass or energy of very large objects or events, such as the Earth’s crust, the Chicxulub impact, or the largest nuclear explosions. Here are some examples:

  • In geology, metric megatons are used for estimating the mass or volume of rocks in the Earth’s crust or mantle. For example, the mass of the Earth’s crust is about 2.6 x 107 Mt.
  • In paleontology, metric megatons are used for measuring the energy or magnitude of asteroid impacts that caused mass extinctions or geological changes. For example, the Chicxulub impact that wiped out most dinosaurs about 66 million years ago had an estimated energy of about 100 Mt.
  • In military science, metric megatons are used for measuring the yield or explosive power of nuclear weapons or conventional explosives. For example, the largest nuclear weapon ever tested was the Tsar Bomba, which had a yield of about 50 Mt.

Example Conversions of Metric Megatons to Other Units

Here are some example conversions of metric megatons to other units:

  • To convert 2 Mt to g, we multiply by 1000000000: 2 Mt x 1000000000 = 2000000000 g
  • To convert 5 Mt to kg, we multiply by 1000000: 5 Mt x 1000000 = 5000000 kg
  • To convert 3 Mt to lb, we multiply by 2204622.621: 3 Mt x 2204622.621 = 6613867.863 lb
Metric Megatons also can be marked as Megatonnes (alternative British English spelling in UK).

An Introduction to Metric Gigatons

Metric gigatons are a unit of mass in the metric system that are equal to one billion kilograms. They are also known as petagrams or petatonnes, and are sometimes used for measuring the mass or energy of very large objects or events, such as the Earth’s atmosphere, the carbon cycle, or the impact of climate change. In this article, we will explore the definition, history, conversion and usage of metric gigatons.

Definition of Metric Gigatons

A metric gigaton is a unit of mass equal to 10^9 (one billion) kilograms. The symbol for metric gigaton is Gt, and it is derived from the SI prefix “giga”, meaning “billion”. A metric gigaton is also equivalent to 1000000000000 grams, 2204622621.842 pounds or 5000000000000 carats.

A metric gigaton is also used as a unit of energy equal to 4.184 exajoules (4.184 x 1018 J). This is based on the amount of energy released by one billion tons of TNT exploding, which is approximately 4.184 petajoules (4.184 x 1015 J). This unit is also known as the TNT equivalent, and it is used to compare the energy of different explosions or impacts.

History of Metric Gigatons

Metric gigatons were introduced as a multiplier in the metric system in 1795, along with other prefixes such as kilo, deca, deci and centi. The metric system was developed in France during the French Revolution, as a way to standardize and simplify measurements. The metric system was based on decimal fractions and powers of ten, unlike the previous systems that used arbitrary units and fractions.

The metric system was adopted by many countries in the 19th and 20th centuries, and became the official system of measurement for science and international trade. However, some countries such as the United States still use other systems such as the imperial or customary units.

Metric gigatons were also used as a unit of energy in the 20th century, especially after the development of nuclear weapons. The first nuclear bomb detonated in 1945 had an estimated yield of about 0.02 Gt. Since then, many nuclear tests and explosions have been measured in gigatons or teratons (one thousand gigatons) of TNT equivalent.

How to Convert Metric Gigatons

Metric gigatons can be easily converted to other units of mass or energy by multiplying or dividing by appropriate factors. For example, to convert metric gigatons to grams, we multiply by 1000000000000; to convert metric gigatons to kilograms, we multiply by 1000000000.

Where Metric Gigatons are Used

Metric gigatons are sometimes used for measuring the mass or energy of very large objects or events, such as the Earth’s atmosphere, the carbon cycle, or the impact of climate change. Here are some examples:

  • In atmospheric science, metric gigatons are used for estimating the mass or volume of gases in the Earth’s atmosphere. For example, the mass of carbon dioxide in the atmosphere is about 3 Gt per ppmv (parts per million by volume), which means that increasing the atmospheric concentration of carbon dioxide by one ppmv would add about 3 Gt of carbon dioxide to the atmosphere.
  • In environmental science, metric gigatons are used for measuring the carbon cycle or the flux of carbon between different reservoirs such as the atmosphere, the biosphere, the oceans, and the geosphere. For example, the annual anthropogenic emissions of carbon dioxide from fossil fuels and land use change are about 40 Gt of carbon, which is about 10% of the total carbon stored in the atmosphere.
  • In climate science, metric gigatons are used for quantifying the impact of greenhouse gas emissions or mitigation actions on the global temperature or the radiative forcing. For example, the Intergovernmental Panel on Climate Change (IPCC) estimates that to limit the global warming to 1.5°C above pre-industrial levels, the cumulative carbon dioxide emissions from 2018 onwards should not exceed 420 Gt of carbon.

Example Conversions of Metric Gigatons to Other Units

Here are some example conversions of metric gigatons to other units:

  • To convert 2 Gt to g, we multiply by 1000000000000: 2 Gt x 1000000000000 = 2000000000000 g
  • To convert 5 Gt to kg, we multiply by 1000000000: 5 Gt x 1000000000 = 5000000000 kg
  • To convert 3 Gt to lb, we multiply by 2204622621.842: 3 Gt x 2204622621.842 = 6613867865.526 lb
Metric Gigatons also can be marked as Gigatonnes (alternative British English spelling in UK).



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