Sentences with phrase «much carbon from»

As arid as it is, this landscape absorbs as much carbon from the atmosphere as an African savannah, he tells me.

Although the melting of underlying permafrost will release huge amounts of the greenhouse gases blamed for fueling global warming, researchers who sampled three sites in boreal Alberta, Saskatchewan and Manitoba have discovered that the warmer, softer, wetter soil that results also promotes the growth of new mosses that capture and store about as much carbon from the atmosphere as the thawed ground releases.

Forests growing in nutrient - rich soils are able to absorb five times as much carbon from the atmosphere as those in nutrient - poor soils.

In the presence of diffuse light, plants photosynthesize more efficiently and can draw more than twice as much carbon from the air than when radiated by direct light.

«No one knows how much carbon from permafrost soils will be released to the atmosphere as carbon dioxide, but to answer that question, we have to know how it's going to happen,» said Rose Cory, an aquatic chemist and lead author of the study, published in Science in late August.

Not exact matches

A very topical book, given the talks happening in Paris this week, this pick asks, «How much can we reduce carbon emissions that come from making and using stuff?»

Fears of carbon emissions from human activity have the rest of the developed (and much of the developing) world taking steps to move away from oil.

Even though the bulk of the added greenhouse gas effect in our atmosphere comes from carbon dioxide, methane — which is rarer — is much more potent.

The lion's share of these anticipated reductions are to come from carbon capture and storage, a technology that is still very much in the experimental phase.

They said it was too simplistic in its analysis of carbon loss from soil, which can vary over a single field, and vastly overestimated how much residue farmers actually would remove once the market gets underway.

The concern, of course, is that Canadian goods with a carbon tax may become much less attractive from a price point perspective.

That is, count emissions from public buildings and travel, reduce them as much as possible and pay for carbon offsets to negate the rest.

6,000 years??? So much for those dinosaur bones that are carbon - dated to show that they're from millions of years ago.

All three views make sense: that man produces so much carbon that we're driving up the temperature at a dangerous rate, that something else is driving up the temperature and we can't do anything about it, or that we're not driving up the temperature, or not driving it up very fast, though many people say or think we are because they will benefit from people believing that.

So using radio carbon dating they found camel bones that were from the 10th century BC, OK how does this prove anything about if camels were domesticated much earlier or not?

Much of this energy still comes from the burning of fossil fuels like oil, coal and natural gas, which release carbon dioxide (CO2) into the atmosphere and contribute to extreme weather patterns that imperil everyone on earth — especially our food producers.

The combination of sustainability, ease of non-GMO certification, and low carbon footprint these healthful ingredients carry is taking them from the fringe to the mainstream much more quickly than traditionally occurred when a new ingredient came on the scene.

USDA also released a Carbon Management Evaluation Tool (COMET - FARM) to help producers calculate how much carbon their land's soil and vegetation can remove from the atmosphere.

Tilling results in soil organic matter being broken down much more rapidly, and carbon is lost from the soil into the atmosphere.

When the kids fundraise with our products we can give them great info on how much carbon, plastics and chemicals they have diverted from landfill with thier fundraiser.

Indeed, babies do sleep more soundly on their tummy, says Dr. Moon, which may prevent them from awakening when they're not getting enough oxygen, or it may allow them to re-breathe too much carbon monoxide, which can be deadly.

Do you know how much more carbon footprint are produced from formula milk manufacturing?

Bikes must remain compliant for 50,000 km (less for smaller bikes) Myth busting reality: Bikes release a much higher amount of carbon monoxide, hydrocarbons than cars Catalytic converters can be fitted to motorcycles and routinely are Bikes over 7 years old will not be banned from entering town centres Measures Outside of Type Approval

Only the EU Emissions Trading System and the carbon price floor were opposed by a clear majority of voters from across the political spectrum, though even then it is highly doubtful that very much political capital can be gained by abolishing measures equivalent to an annual average cost of # 13 per household, (see pie chart graph).

Tenney called new Environmental Protection Agency regulations of carbon emissions from power plants «a job killer» that would not have much of an effect on the climate.

The development of natural gas, far from being a bridge fuel, makes climate change worse because it is so much more potent than carbon near term.

Therefore, the Amazon recycles the CO2 from its own river system, and not that fixed by the tropical forest, releasing as much carbon dioxide into the atmosphere as it absorbs.

The nanowires collect sunlight, much like the light - absorbing layer on a solar panel, and the bacteria use the energy from that sunlight to carry out chemical reactions that turn carbon dioxide into a liquid fuel such as isopropanol.

They conclude that by continuing to adopt low - carbon technologies, China could plausibly cut its emissions by as much as two - thirds by 2050, from 9 gigatonnes to 3 gigatonnes.

Donald Grayson, an anthropologist at the University of Washington, worries that dates from the site might have been contaminated by ancient carbon from the huge aquifer that sits under much of Florida.

But for Noh - Bec to benefit from such a deal, Ellis and his team will first have to figure out how much carbon these sustainably logged forests hold.

The simulations suggested that the indirect effects of increased CO2 on net primary productivity (how much carbon dioxide vegetation takes in during photosynthesis minus how much carbon dioxide the plants release during respiration) are large and variable, ranging from less than 10 per cent to more than 100 per cent of the size of direct effects.

Much of the carbon dioxide given off from the burning of fossil fuels goes into the ocean, where it changes the acid balance of seawater.

In particular, a delay in when leaves change color could affect how much carbon an ecosystem removes from the atmosphere, which would partially combat the climate change that caused the delay in the first place, he said.

As temperatures warm, the Arctic permafrost thaws and pools into lakes, where bacteria feast on its carbon - rich material — much of it animal remains, food, and feces from before the Ice Age — and churn out methane, a heat trapper 25 times more potent than carbon dioxide.

Deforestation in Indonesia is particularly problematic from a climate perspective because the local flora holds so much carbon, said project leader Lisa Curran, a professor of ecological anthropology at Stanford and a senior fellow at the Stanford Woods Institute for the Environment.

That's of particular interest to scientists studying global warming, because in those waters much of the carbon that's being released from melting permafrost is oxidized by bacteria into carbon dioxide, says Rose Cory, an environmental scientist at the University of North Carolina, Chapel Hill.

When previous research showed how much carbon dioxide was outgassing from rivers, scientists knew it didn't add up.

Much of that comes from power plants that burn coal or natural gas — emitting more carbon dioxide into the atmosphere, even more than was captured.

They also measured special «stable isotopes» of carbon and nitrogen in river organisms to trace how much of the energy in their bodies came originally from leaf litter.

Found along the edges of much of the world's tropical coastlines, mangroves are absorbing carbon dioxide from the atmosphere at an impressive rate.

Biologist Sebastiaan Luyssaert of the University of Antwerp in Belgium and his colleagues surveyed all the existing measurements of how much carbon is absorbed and released from old - growth forests (exclusively in temperate and boreal forests due to a lack of extensive data on tropical forests).

This relates to the whole area of development for people talking about biofuels, which is this idea of trying to develop replacements for the conventional sorts of fossil fuels that we have to at least — if we are going to be burning some sort of hydrocarbons of some kind — to try to get them [so] that they are being derived from a different source, and potentially or ideally, ones that would actually burn without delivering as much carbon dioxide into the atmosphere too; that's great if you can get that.

By 2300, the carbon dioxide level had soared from almost 400 parts per million to as much as 2,000 parts per million.

«So, even well - managed present - day forests store much less carbon than their natural counterparts in 1750, which explains the [net] lack of carbon dioxide removal from the atmosphere.»

[Chinedu Nwokoro et al., «Inhaled black carbon in the lower airways of London cyclists»] Researchers at the London School of Medicine collected sputum samples from healthy non-smokers who walk or bike to see how much black carbon was in airway macrophages — a type of white blood cell that takes in foreign material.

It's OK to state that, «The common belief that carbon dioxide is driving climate change is at odds with much of the available scientific data: data from weather balloons and satellites, from ice core surveys, and from the historical temperature records» when this is clearly untrue.

Those trees are going to fall down and rot and turn into methane, which is much worse than carbon dioxide,» he said, noting that by turning wood chips into biofuel, his company would actually be reducing greenhouse gases from the atmosphere.

But the warming that would result from adding such large amounts of carbon to the climate system would be much greater today than during the PETM and could reach up to 10 degrees.

Scientists at the National Institute of Standards and Technology (NIST) have developed a laboratory instrument that can measure how much of the carbon in many carbon - containing materials was derived from fossil fuels.