Sentences with phrase «of significant amounts of carbon»

«While the Paris Agreement does not address the issue of climate engineering expressly, the target of limiting global average temperature rise to no more than 2 °C (a goal that appears unlikely to be achieved in the absence of significant amounts of carbon removal) raises questions with respect to how the issue of carbon dioxide removal (CDR) and solar radiation management (SRM) technologies may be addressed under the Paris Agreement.

Not exact matches

The trees also capture a significant amount of carbon dioxide, helping the farm to reduce its carbon footprint.

With Arctic temperatures warming twice as fast as the global average, scientists estimate thawing permafrost could release large amounts of carbon into the atmosphere through the end of the century with significant climate impacts.

A new University of Colorado Boulder study comparing dissolved black carbon deposition on ice and snow in ecosystems around the world (including Antarctica, the Arctic, and alpine regions of the Himalayas, Rockies, Andes, and Alps) shows that while concentrations vary widely, significant amounts can persist in both pristine and non-pristine areas of snow.

Curiously, the decline in atmospheric oxygen over the past 800,000 years was not accompanied by any significant increase in the average amount of carbon dioxide in the atmosphere, though carbon dioxide concentrations do vary over individual ice age cycles.

The carbon deposits show that something caused a significant uptick in the amount of carbon - containing gases — carbon dioxide or methane — produced at the time of the mass extinction.

A significant amount of carbon ended up on the seafloor.

Young trees don't actually start to sequester significant amounts of carbon dioxidefor 20 years, he says, and it takes a tree 100 years to remove a measly 3,000 pounds of carbon dioxide from the atmosphere — assuming the tree survives drought, fire, flood, disease, and other afflictions.

«A significant amount of black carbon» So researchers have counted the biochar locked in the soil — where it enhances fertility — as carbon out of circulation for millions of years.

That significant amounts come from respiratory processes means that the decomposition of terrestrial organic carbon in running waters may be higher than previously thought.

That running waters emit significant amounts of carbon dioxide is already known.

In a statement published after the experiment was completed, the Alfred Wegener Institute, where Smetacek works, said the results «dampened hopes on the potential of the Southern Ocean to sequester significant amounts of carbon dioxide and thus mitigate global warming.»

The size of the stumps and roots is the most significant factor for determining impact on forest carbon balance, while the impact on biodiversity depends on the amount of sturdy stump wood aboveground.

The team found a significant amount of variation in the way that different tree species responded to things like light, heat, carbon dioxide concentration and humidity.

The research, published in Nature Geoscience, suggests that lava associated with lunar fire fountains contained significant amounts of carbon.

The UN expects China to account for 41 % of all carbon credits issued by 2012, but a recent paper in Nature suggests that a loophole in the system has allowed investors to get rich without cutting significant amounts of emissions.

Many products, such as tires, contain significant amounts of nanoparticulate carbon black.

He found that even in places where burning coal was so deep in the ground that there was no visual evidence on the surface, there were still significant amounts of carbon dioxide rising up.

Stainless steel contains iron, chromium, manganese, silicon, carbon and, in many cases, significant amounts of nickel and molybdenum.

«Taking significant amounts of carbon out of our economy without harming its vibrancy is exactly the sort of challenge at which California excels,» Brown said.

Changes in permafrost could cause significant impacts — for example, by causing erosion that damages buildings, roads, or other infrastructure, by causing shifts in ecosystems, and by contributing large amounts of carbon to the atmosphere.

They also found that significant amounts of carbon monoxide and silicon monoxide have formed.

A more sound approach would recognize that (1) converting old forest to young forests releases significant amounts of carbon (both above and below ground), (2) young forests are only good carbon sinks if they are allowed to grow and hold onto the carbon for centuries, yet there are too few economic incentives for doing so, and (2) the fraction of carbon that is put into long - term storage after logging is very small, i.e. old forests are better at storing carbon than our disposable culture.

Why It Matters: The traditional view of the mineralization process involves some very slow chemical reactions between carbonic acid and the host reservoir rock that take centuries or even millennia to convert a significant amount of injected carbon dioxide into carbonates.

However, overlapping bands in the lower troposphere where water vapor dominates will keep carbon dioxide from absorbing any significant amount of radiation — in the lower troposphere itself.

Mangroves, tidal salt marshes, and seagrasses sequester and store significant amounts of coastal blue carbon from the atmosphere and ocean and are now recognized for their role in mitigating climate change.

Plants naturally absorb carbon dioxide and release oxygen, but certain plants also eliminate significant amounts of benzene, formaldehyde and / or trichloroethylene.

Clove contains significant amounts of an active component called eugenol, which has made it the subject of numerous health studies, including studies on the prevention of toxicity from environmental pollutants like carbon tetrachloride, digestive tract cancers, and joint inflammation.

Currently, the 2014 Chevrolet Corvette Stingray is the only GM vehicle to use a significant amount of carbon fiber in its construction.

This high - performance Golf could have as much as 370 hp and may lose a significant amount of weight thanks to a stripped - out interior and the use of lightweight materials like carbon fiber.

In total, about 40 percent of the car is made of carbon fiber, which required a significant amount of extra development time for MSO.

Under the skin, the Giulia utilises a significant amount of lightweight components, including a carbon fibre propeller shaft, bonnet, roof and seat structure, aluminium suspension, doors and wings, a rear crossmember made from aluminium composite and plastic, as well as carbon ceramic brake discs.

The race - inspired bucket seat for the driver is lowered by 30 mm and uses significant amount of carbon - fiber on the gear knob and center console.

In the cabin Inside the car, a lot of carbon fiber and fine stitched leather surrounded us, all due to options that helped this 2009 Audi S8 top the $ 100,000 mark by a significant amount.

The body has a significant amount of carbon fiber.

The mid-engine Ford GT features a 3.5 - liter twin - turbo EcoBoost V - 6 that's good for more than 600 horsepower, and it also offers a significant amount of carbon fiber in its structure, along with a seven - speed dual - clutch automatic transmission.

So it makes sense that doubling the amount of carbon dioxide would have a significant effect on the planet's surface temperature.

Hugely significant amounts of carbon emissions cut, and Kyoto targets within reach?

We will need to sacrifice a significant amount of profligate energy usage in order to reduce our carbon footprint to a level that will a) have a positive consequence wrt climate change, and b) allow developing nations to build some quality of life, especially in health care, education, and minimal comfort.

The greenhouse impact of the oil sands is also far less significant than some claims, particularly given the reality that oil consumption rates are what matters — not the amount of gigatons of carbon sitting in deposits of this sort in the ground.

A more sound approach would recognize that (1) converting old forest to young forests releases significant amounts of carbon (both above and below ground), (2) young forests are only good carbon sinks if they are allowed to grow and hold onto the carbon for centuries, yet there are too few economic incentives for doing so, and (2) the fraction of carbon that is put into long - term storage after logging is very small, i.e. old forests are better at storing carbon than our disposable culture.

«But it has dampened hopes on the potential of the Southern Ocean to sequester significant amounts of carbon dioxide (CO2) and thus mitigate global warming.»

With thawing permafrost projected to release significant amounts of carbon in response to climate change, one of the editors of JGR: Biogeosciences reflects on the slew of recent papers in this field.

«The Columbia Carbon IFM methodology offers a significant opportunity for families owning woodlands to be rewarded for growing trees and storing greater amounts of carbon on their property,» stated David Ford, president and CEO of L&C Carbon.

The amounts required are small in the context of existing and projected public financial flows to the low - carbon sector in developing economies, but the catalytic impact would be significant.

Take, for instance, large - scale bioenergy with carbon capture and storage (BECCS), a geoengineering technology that generates power by growing significant amounts of biomass, burning it, and then storing the carbon underground.

Cities are major contributors to climate change: although they cover less than 2 per cent of the earth's surface, cities consume 78 per cent of the world's energy and produce more than 60 % of all carbon dioxide and significant amounts of other greenhouse gas emissions, mainly through energy generation, vehicles, industry, and biomass use.

But China also emits a significant amount of GHGs besides carbon dioxide — methane, nitrous oxide, hydrofluorocarbons (HFCs), perfluorocarbons, sulfur hexafluoride and nitrogen trifluoride — collectively referred to as non-CO2 GHG emissions.

«We are skeptical that a significant amount of carbon would ever be sequestered in this manner, and don't believe this is where scarce public research dollars devoted to energy should be spent.

I am yet to hear scientific evidence to satisfy me that if the very, very small amount of carbon dioxide in the atmosphere (approximately 0.38 per cent) was increased, it could lead to significant global warming.