Sentences with phrase «co2 over their lifetime»

Power plants built in 2012 alone will produce about 19 billion tons of CO2 over their lifetime, typically about 40 years.

The analysis estimates that from manufacture to disposal, the all - new Premacy will produce six percent less CO2 over its lifetime than the previous model.

The report takes a look at the effect of the book and magazine publishing industries on both trees and carbon emissions: the U.S. book and magazine sectors accounted for the harvesting of 125 million trees in 2008, and an average book has a carbon footprint of 7.46 kilograms of CO2 over its lifetime.

Roughly it is estimated that every tree planted in the humid tropics absorbs 50 pounds (22 kg) of carbon dioxide every year for at least 40 years — each tree will absorb 1 ton of CO2 over its lifetime!

Combined, these 10 companies will reduce their emissions from operations by 799 million tonnes CO2 over the lifetime of the targets, approximately equivalent to 1.86 billion barrels of oil not burned.

Not exact matches

By their estimations, coal - fired power plants coming online since the turn of the millennium will emit more CO2 than all other human coal burning has since the dawn of the industrial age: 660 billion metric tons over their 50 - year lifetime versus 524 billion metric tons between 1751 and 2000.

Every American child born will add almost 10,000 metric tons of CO2 to the atmosphere over his or her lifetime under current conditions.

Over the lifetime of the released CO2, the trapped heat exceeds the heat released during combustion by a factor of more than 100,000, researchers report online June 2 in Geophysical Research Letters.

The final standards are expected to lower CO2 emissions by approximately 1.1 billion metric tons, save vehicle owners fuel costs of about $ 170 billion, and reduce oil consumption by up to two billion barrels over the lifetime of the vehicles sold under the program.

The facelifted Mazda Axela will produce five percent less carbon dioxide (CO2), three percent less nitrous oxide (NOx), two percent fewer non-methane hydrocarbons (NMHC), two percent less sulphur oxide (SOx), and three percent less particulate matter over its lifetime than the previous model

The facelifted Mazda Demio will produce 11 percent less carbon dioxide (CO2), 6 percent less nitrous oxide (NOx), 5 percent fewer non-methane hydrocarbons (NMHC), and 7 percent less sulphur oxide (SOx) over its lifetime than the previous model.

Or, trying to «correct» for the different lifetimes of the gases using Global Warming Potentials, over a 100 - year time horizon (which still way under - represents the lifetime of the CO2), you get that the methane would be equivalent to increasing CO2 to about 500 ppm, lower than 750 because the CO2 forcing lasts longer than the methane, which the GWP calculation tries in its own myopic way to account for.

Embodied CO2 is not widely understood but this study shows that it accounts for 28 % of CO2 emissions over the first 50 years» lifetime of a new house.

This 1,086 GW is equivalent to around 1,500 new coal plants, which would emit 186 billion tonnes of CO2 over their expected lifetimes.

Rather, excess CO2 returns toward baseline at a multitude a different rates, with chemical equilibration in the ocean occurring over decades (depending on depth), ocean carbonate buffering through sediment dissolution requiring centuries to millennia, and eventual restoration of carbonate sediment levels by terrestrial weathering occurring over hundreds of thousands of years — a long «tail» that can account for as much as 20 to 40 percent of CO2 excess in the estimates described by David Archer et al in CO2 Atmospheric Lifetimes.

«Over lifetime of CO2 in atmosphere, the CO2 - rad - forcing exceeds energy released upon combustion by > 100,000 times.»

to evaluate the building's performance and ensure it maintains energy requirements for ZEB - OM classification, including a minimum of 100 % CO2 offset, the project will be closely monitored and documented over its lifetime.

According to American Forests, one tree stores about 0.5 metric tons of carbon dioxide (CO2) over its lifetime.

As Mauna Loa data shows CO2 accumulation is accelerating and is now over 2 ppm per year, young people now entering the workforce must prepare for a world with CO2 levels over 500 ppm in their lifetimes and rising.

In total, their portfolio generates around 32 million tonnes of CO2 (MtCO2) emission reductions per year and around 836 MtCO2 reduction over the projects lifetimes.

The most popular electric car, the Nissan Leaf, over a 90,000 - mile lifetime will emit 31 metric tons of CO2, based on emissions from its production, its electricity consumption at average U.S. fuel mix and its ultimate scrapping.

This was going to drop CO2 emissions to 82gCO2 / km — a saving of 1t of CO2 over the 200,000 km lifetime of the car.

CH4 is relatively short - lived in the atmosphere (atmospheric lifetime on the order of a decade) relative to CO2 (atmospheric lifetime on the order of centuries) and therefore has a higher global warming potential over the shorter 20 - year time horizon (86 versus 34; Myhre et al. 2013).

At the end of The Long Thaw David Archer calculated the GHG warming induced from burning a gallon of gasoline over the atmospheric lifetime of the CO2 («bad energy») and compared it to the «good energy» we get from burning the gasoline today.

The program helps its donors calculate their estimated CO2 emissions and then ensures the planting of trees to trap or «sequester» those emissions over the lifetime of a forest.

To me, one of the most important changes in thinking over the 25 years since I got my PhD is that 25 years ago, most scientists thought of the «lifetime» of CO2 in the atmosphere as being several decades.

Passivhaus Standard buildings are radically energy efficient and ensure very low CO2 emissions over the lifetime of the building.

Methane has a restricted lifetime in the atmosphere, measured in decades, but while present in the air it has a greenhouse effect some 25 times that of CO2 over a 100 - year period and higher values over shorter periods.

One large, coal - fired plant generates the equivalent of 3 billion barrels of CO2 over a 60 - year lifetime.

He was right about so many things — the background nineteenth - century CO2 concentration level and its increase over the twentieth century; the importance of high - quality temperature data and the warming trend observed over much of his lifetime; the infrared spectroscopy of CO2 and its effect on «sky radiation»; and more.