The top one or two centimetres of lake deposits are enriched in nitrogen compounds.
All over the world, since the mid-20th Century, sediments have become measurably enriched in 'reactive' nitrogen - nitrogen oxides and ammonium compounds.
The HEU Agreements provide for the conversion of approximately 500 metric tons of highly enriched uranium contained in Russian nuclear weapons into low-enriched uranium for use as fuel in commercial nuclear reactors.
WHITEHOUSE: Executive Order--Russian Highly Enriched Uranium
's IAEA said its inspectors found a high level of enriched uranium in Iran.
CNN: Report: Putin, Ahmadinejad to meet before nuclear talks
For it is a quirk of uranium enrichment that to get from 20% to 90% takes less effort than making the lesser-enriched stuff in the first place.
Adding to the complexity of the situation, a U.N. report released just after the Baghdad talks said that inspectors had found a high level of enriched uranium in Iran.
Tim Russert genuinely enriched the era in which he too-shortly lived.
To add to their suspicions, some traces of low-enriched uranium found in Iran have yet to be explained, and may indicate more enrichment work than has been owned up to.
Many supermarket vegetables are already grown hydroponically in nutrient-enriched water, and research indicates this technique could work well in space.
Highly-enriched uranium is used in some 100 nuclear research reactors and other facilities in 40 countries.
One group was raised in an enriched environment filled with brightly colored toys.
It is cheaper, vastly cheaper, to buy in your enriched fuel and then send it back out again to be reprocessed.
Park's joining of Manchester United has enriched the football culture in Korea.
Significantly increased hippocampal LTP activity was only recorded in the enriched-environment mice, possibly because exploring novel objects provided both physical exercise and cognitive stimulation, researchers said.
We recognize that the prosperity of our countries is intrinsically linked to the education of our people, and is enriched by academic experiences in other countries.
WHITEHOUSE: Fact Sheet: The U.S.-Brazil Global Partnership Dialogue
Most assisted living facilities do just fine in providing an enriched social environment for our elders.
FORBES: Frightening Facts About Aging Parents in Assisted Living
There, he observed, the fish flourished in "fairly enriched environments, with lots of vegetation, " he says.
WSJ: Birds Do It, Bees Do It, Even Zebrafish Do It��Just Too Little
The lavish share-option awards that enriched so many chief executives in the 1990s are being scaled back.
The manners and morals of the recently enriched is a recurrent theme in American life, as is the resentment which inevitably greets new wealth.
The report calls for an enriched curriculum to be available in all mainstream schools and suggests that around 30% of pupils would find it "a challenging but satisfying experience".
BBC: Rushed maths leads to 'superficial' learning, report says
President Roosevelt inspired a breathtaking legacy of conservation that has forever enriched our lives, and in the decades since his historic journey, millions have worked to build on his enduring mission.
WHITEHOUSE: Presidential Proclamation -- National Park Week, 2012
This thriving trade in man-made body parts has enriched shareholders of device makers: An index of 11 such stocks is up 43% in four years, while a drugmaker index has fallen 2%, hurt by the Vioxx safety scandal and other travails.
Increasing wealth in emerging markets has enriched local consumers, who are switching to a richer diet.
Thus enriched, the clouds would, in theory, tend to have more, smaller droplets in them.
For the first time in years, there was a sustained rise in the price of enriched uranium.
HEU. These might eventually be converted to run on lower enriched uranium, as has happened in the Czech Republic.
ECONOMIST: The world is being made safer��but not quickly enough
These observations are all the more precious in that they are enriched with information related to subsistence livelihoods and community concerns and needs.
Thanks to the genius of investment bankers seeking to find the best use for investor capital, those concepts became reality in ways that have enriched us all.
The babies, who were all around six-months-old, were randomly selected to receive either regular eggs, eggs enriched by feeding hens diets rich in n-3 fatty acids, or nothing.
As Chairman of the Congressional Hispanic Caucus, I am proud to celebrate Hispanic Heritage Month and the myriad ways in which Latinos have enriched American culture with their vision, work ethic and creativity.
WHITEHOUSE: Renewing the American Dream: Hispanics' Share of the American Dream | The White House
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