# Short-Questions

Fast solutions for complex problems

23

## How much CO2 does the military produce?

In 2019, sales by the largest 25 arms producing companies reached an estimated US \$361 billion, an increase of 8.5% compared to 2018….

Military sector GHG emissions reporting % of total sales M tonnes of CO2e (year) Scope 1 Scope 2

How much CO2 does a plane emit?

CO2 emissions from aviation fuel are 3.15 grams per gram of fuel [38] , which gives CO2 emissions from a Boeing 737-400 of 115 g per passenger km. At a cruising speed of 780 km per hour [Wikipedia, 28.2. 08], this is equivalent to 90 kg CO2 per hour. So for both aircraft, the emissions are around 90 kg CO2 per hour.

How big is the US military carbon footprint?

Our military uses almost 21 billion liters of fuel every year, more than the carbon emissions of Denmark, according to grist.org. According to Newsweek, in 2017 the military emitted more than 25,000 kilotons of carbon dioxide by burning fuels.

### How much carbon is emitted each year?

Tons of CO2 emitted into the atmosphere The world emits about 43 billion tons of CO2 a year (2019). Total carbon emissions from all human activities, including agriculture and land use.

Do wars contribute to global warming?

Many of the environmental and societal changes that occur in conflicts can create new and significant sources of greenhouse gas (GHG) emissions.

Do planes pollute more than cars?

Airplanes are about 3 percent of total global climate emissions. A single flight produces three tons of carbon dioxide per passenger, but the amount goes up dramatically if the plane is nearly empty. If the plane is full, it beats the car.

## What is the biggest contributor to global warming?

Electricity and Heat Production (25% of 2010 global greenhouse gas emissions): The burning of coal, natural gas, and oil for electricity and heat is the largest single source of global greenhouse gas emissions.

Which country emits the most carbon?

China
China is the world’s largest contributing country to CO2 emissions—a trend that has steadily risen over the years—now producing 10.06 billion metric tons of CO2.

What is the world’s biggest contributor to CO2 emissions?

Energy consumption is by far the biggest source of human-caused greenhouse gas emissions, responsible for a whopping 76% (37.2 GtCO2e) worldwide. The energy sector includes transportation, electricity and heat, buildings, manufacturing and construction, fugitive emissions and other fuel combustion.

### Which is the dirtiest country in the world?

List of most-polluted cities by particulate matter concentration

Position Country PM2.5
1 India 173
2 India 172
3 India 149
4 India 146

How much CO2 does a Ford Mondeo emit?

Whereas a Ford Mondeo 1.8 TDCi emits 151g of CO2 per km and covers 650km to reach Edinburgh. That works out to be 98kg for a single passenger, compared to 79kg per person for the Jumbo, assuming it carries its full complement of 416 passengers. But you could drive 336 cars to Edinburgh for the same CO2 as one plane.

Is it true that air travel emits more carbon?

But it turns out that air travel’s notoriety as a most-wanted carbon criminal is a bum rap. DON’T MISS: Air Travel Gets Greener: Biofuel Route Opens Between NYC & Netherlands (Mar 2013)

## How much energy does it take to fly a plane?

Overall, the combination of better technology and more crowded planes has ratcheted down the energy intensity of air travel by an impressive 74 percent, to only 2,691 BTUs per passenger-mile. CHECK OUT: Airbus Electric Aircraft Makes Public Flight In UK, We Still Want One (Jul 2014)

Why does a plane produce more CO2 than a car?

Planes burn up more fuel than cars per journey, and therefore produce more carbon dioxide.