Sentences with phrase «more of its nitrogen»

That means that Pluto has held onto a lot more of its nitrogen than was thought, says Randy Gladstone, a New Horizons scientist at SWRI.

Not exact matches

Some of the nitrogen the crops do not absorb is converted into nitrous oxide, a greenhouse gas 310 times more powerful than carbon dioxide.

This is probably a healthier situation for plant growth in that an oversupply of a nutrient such as nitrogen can lead to lush, succulent tissue growth which is more vulnerable to fungal and bacterial entry, more appealing to some insects, and more prone to stress injury from heat, cold, or drought.

But for possibility alone or for necessity alone to supply the conditions for the breathing of prayer is no more possible than it is for a man to breathe oxygen alone or nitrogen alone.

With the help of bacteria in the soil, peas and other pulse crops are able to take nitrogen gas from the air and convert it into more complex and usable forms.

Ostara's Pearl process recovers 85 percent of the phosphorus and nitrogen from wastewater streams at municipal and industrial wastewater treatment plants and... Read more»

On the packaging side, Kirkpatrick says the company's dual nitrogen - flushing system eliminates more than 99 percent of oxygen in bags to preserve the coffee's freshness for as long as possible.

In another bold prediction, he envisions the start of GR3.0 sometime around 2030, when farmers start planting far more robust C4 and nitrogen - fixing rice varieties and consumers begin finding nutritious rice in the marketplace.

The lower levels of nitrogen and higher amounts of antioxidants found in organic fruits and vegetables create more intense flavors.

The limited availability and input of nitrogen, the application of mechanical and thermal weed control and more diverse crop rotations and a higher crop diversity lead to more favourable conditions for many wild plant species.

the permanent plant cover in organic systems which results in a more efficient uptake of mobile nitrogen in soils, thus reducing the potential and risk for N2O emissions.

Known more accurately as soil organic carbon, it is part of soil organic matter, which is made up of decaying plant and animal matter, and essential elements for good plant growth such as calcium, phosphorous, and nitrogen.

«Garden equipment engines emit high levels of carbon monoxide, volatile organic compounds and nitrogen oxides, producing up to 5 % of the nation's air pollution and a good deal more in many metropolitan areas like Los Angeles.

Commercial baby food companies may buy veggies that are grown in a part of the country where the nitrate contamination of soil is lower, where the sun shines more or where Farmer's do not use high levels of nitrogen containing fertilizers.

More automobiles on the road and more factories at the roadside mean greater levels of nitrogen dioxide and other potentially harmful pollutaMore automobiles on the road and more factories at the roadside mean greater levels of nitrogen dioxide and other potentially harmful pollutamore factories at the roadside mean greater levels of nitrogen dioxide and other potentially harmful pollutants.

For example, the group, founded by Kevin McAllister who is its president, was integral in Brookhaven Town's recent adoption of more stringent regulations for the discharge of nitrogen from sewage disposal systems in the Carmans River watershed.

After the solid waste goes through a composting operation, remaining manure nutrients with more stable levels of nitrogen can be used at local «dirt operations,» such as vineyards and sod farms, he said.

Question: Will the money raised mostly go to advanced wastewater treatment systems to cut back on nitrogen discharge, or will developers and their allies in government be able to get at some of the dough to have sewers built and make more money on development?

The plants now carpet three times as much real estate as in 1984, thanks to more than 30 years of efforts to reduce nitrogen pollution.

A more specific definition and stricter implementation of statutory limits for rapid increases of nitrogen oxides are potentially needed to address this issue and to close this gap regarding the risk of MI.»

Saturn's moon Titan is the only moon in the solar system that has an atmosphere as thick as Earth's, consisting of more than 98 percent nitrogen, roughly 1.4 percent of methane, and smaller amounts of other gases.

The energy in the plasma excites nitrogen molecules, one of the two components that go into making ammonia, allowing them to react more readily on the catalysts.

While the extra nitrogen is a rich resource for algae in the Gulf, driving the growth of massive algal blooms, excess nitrogen has a more deadly impact on other marine life.

When burned, it produces nothing more than water vapour and nitrogen, which makes up 78 per cent of Earth's atmosphere.

On April 19, 1995, an unemployed security guard with an antigovernment vendetta detonated more than two tons of nitrogen fertilizer mixed with fuel at the Alfred P. Murrah Federal Building in Oklahoma City, killing 168 people.

In the analysis — this was [all] originally published as a scientific paper in Nature last fall and then we see it again here in Scientific American in a more a distilled form — what we show is that in terms of climate change, in terms of nitrogen pollution into our waterways and oceans, and in terms of biodiversity loss, we have already caused irreparable harm to the planet.

The researchers also linked the rates of nitrogen loss with the supply of organic material that drives the rates: more organic material equates to more nitrogen loss, so the quantity of the material matters too, Babbin said.

Food production is rising sharply, requiring more carbon - based fuels and nitrogen - based fertilizers, both of which exacerbate global warming, river and ocean pollution, and a host of other ills.

It then combines with pollutants from combustion — mainly nitrogen oxides and sulfates from vehicles, power plants and industrial processes — to create tiny solid particles, or aerosols, no more than 2.5 micrometers across, about 1/30 the width of a human hair.

The presence of oxygen, added by the pore - inducing potassium hydroxide, was far more relevant to the results than either nitrogen or sulfur, they found.

One problem is that when divers descend more than about 130 feet, customary levels of nitrogen (78 percent of air on the surface) have a narcotic effect.

Fuel from the polluted site released more nitrogen oxides, which contribute to the formation of smog and ozone.

Titan, the largest of Saturn's more than 60 moons, is the other body in our solar system with a nitrogen - rich atmosphere that resembles ours.

The team of scientists measured the amount of 15N15N in air and discovered that this rare form of nitrogen gas is far more abundant than scientists had expected.

Researchers have long known that when algae are starved of nitrogen they produce more oil.

When polymeric nitrogen reverts back to its atmospheric form, Eremets believes, it should release a vast amount of energy — more than five times as much as TNT.

Nitrogen has been wrested from the sky, turned into plant food and, ultimately, more people — a doubling of the amount of nitrogen cycling through planetary systems.

These experiments suggested that one should see a bit more 15N15N in air than random pairings of nitrogen - 14 and nitrogen - 15 would produce — an enrichment of about 1 part per 1,000, Yeung said.

By raising the temperature to 85 °C and adding more hydrogen, the researchers got some of the paired nitrogen atoms to add two more hydrogens; then, each nitrogen atom left its partner completely to form ammonia (NH3).

Fertilisers and manures washed off in storms are a major source of nutrients, with more than 60 per cent of the nitrogen and 25 per cent of the phosphorus in our rivers coming from agriculture.

Such technology could cut acid rain — causing sulfur dioxide emissions by more than 90 percent, smog - forming nitrogen oxides by 75 percent, and — ultimately — capture more than 80 percent of the CO2 normally produced by combustion, storing it in nearby depleted oil fields by 2015.

Nevertheless, the demand side grows fastly with booming population growth and urbanization, while the supply side is more endangered with increasing water scarcity due to global change, limited phosphorus reserves and vast amounts of energy required for nitrogen production.

By using an intensified management system that included increased plant population, transgenic (Bt trait) insect resistance, strobilurin - containing fungicide, balanced crop nutrition (phosphorus - sulfur - zinc), and supplemental side - dressed nitrogen, the researchers saw a yield increase of 28 percent more corn grain compared to that of a standard management system.

These types of plants have been associated with environments that supply high concentrations of essential nutrients, such as nitrogen and phosphorus, and warm - wet climatic conditions, both of which help plants photosynthesize more productively.

A study published in Nature last week finds that the rate of nitrogen pollution grew by more than half in the last 30 years.

This study reveals the dynamics of the receptor at close to its operating temperature and thus gives a more realistic picture of its physiological function than it was possible before with conventional deep freeze analyses in liquid nitrogen at minus 173 degrees Celsius.

The jumbled - up rubble at the base of the ice mountains helps confirm team members» theories that the mountains are, in fact, giant icebergs that have moved around on more plastic layers of nitrogen ice below.

This has consequences for climate models, since more loss of carbon dioxide and mineral nitrogen would have a direct bearing on the soil's contribution to greenhouse gases and eutrophication.

In contrast, after more than 30 years of trying to create corn that can convert atmospheric nitrogen into usable ammonia instead of relying on fertilizers, Ursin says she is still far from finding a way.

Scientists know Pluto's surface is made up of nitrogen, methane and carbon monoxide but they want to learn more about how the materials behave at 390 degrees below zero.