Sentences with phrase «years occur naturally»

Changes of more than 2 C in 200 years occur naturally and without CO2 flux.

Not exact matches

Even if you've kept records of all of the links that you've built through the years, there are probably plenty of links pointing to your site that occurred naturally over time that you don't have any record of.

As it is at the moment, the facts seem to say that the forces of the universe are a naturally occurring thing, but who knows, in a few hundred years our technology my be advanced enough to know for sure either way.

«Radiocarbon dating (usually referred to as simply carbon dating) is a radiometric dating method that uses the naturally occurring radioisotope carbon - 14 (14C) to estimate the age of carbon - bearing materials up to about 58,000 to 62,000 years.»

Religious folk don't really like research though, because over the years it has done nothing to prove god and hasn't shown a single naturally occurring action or event to require a deity or outside interference.

As Richard Grunberger points out in Twelve - Year Reich: A Social History of Nazi Germany [Holt, Rinehart & Winston, 1971], «the incessant official demonization of the Jew gradually modified the consciousness even of naturally humane people,» so that the populace became indifferent to Jewish suffering, «not because it occurred in wartime and under conditions of secrecy, but because Jews were astronomically remote and not real people.»

Within recent years, a large number of naturally occurring health - enhancing substances of plant origin have been recognized» to have beneficial effects on cancers, known as phytochemicals.

-- Since over 6,000 years ago, naturally occurring yeasts and bacteria known as Lactobacilli were used to ferment grains like wheat!

Because of the naturally - occurring circadian rhythm shift in the teenage years, most teens miss out on their necessary sleep during the week.

Using the term «weaning» in the British sense, where it refers to the entire process, it can said to be occurring continuously from around 6mo to 2 years, 3 years, or 6 years, whenever the end of the process happens naturally for any particular nursing pair.

Naturally, it's occurred to me over the past 30 years that many women could have more safe and satisfying outcomes through an out - of - hospital birth experience but it didn't occur to me until that moment to consider home and / or out - of - hospital birth as a MAJOR option.

This same pain occurs when the prepuce is ripped from the glans of an infant being circumcised — only then it is forced and intense and takes 5 - 10 minutes (followed by weeks of festering pain), whereas the separation naturally is typically more gradual, gentle, and can take months or years.

Last year, Consumer Reports found that commercial infant rice cereal is laced with the naturally - occurring metal, which has been shown to cause chronic health problems including cancer.

Radiocarbon dating is a radiometric dating method that uses the naturally occurring isotope carbon - 14 to determine the age of carbonaceous materials up to ca 60,000 years.

It occurs naturally over a wide range of thermal environments, and has experienced such variety over millions of years.

For 35 years oil services companies such as Denbury Resources and Kinder Morgan have piped carbon dioxide from naturally occurring reservoirs in Colorado to the declining oil fields of the Permian Basin in West Texas.

Next they simulated a «masting» — the term for an abundant acorn season that occurs naturally every 2 to 5 years.

Particularly influential were last year's ruling in Association for Molecular Pathology v. Myriad Genetics Inc. that naturally occurring human genes can not be patented and the 2012 Mayo v. Prometheus decision, which invalidated a patent on a method of adjusting drug dosage using measures of blood metabolites because it relied on a «law of nature.»

Responsible for 95 percent of all seafood - borne deaths, according to an article published last year in the journal Microbial Ecology, the naturally - occurring bacteria historically has not been found in northern latitudes.

Naturally occurring forest fires, especially in warm and dry years, also release methane into the air.

Using the naturally occurring uranium - lead isotope decay system, which is used for age determinations on geological time - scales, the authors deduced that these events took place at least 3.02 billion years ago.

It's unclear whether this year's strong El Niño event, which is a naturally occurring phenomenon that typically occurs every two to seven years where the surface water of the eastern equatorial Pacific Ocean warms, has had any impact on the Arctic sea ice minimum extent.

The vaccine could stop the short - term, sporadic outbreaks that still occur in endemic regions of the world — naturally antibiotic - resistant strains have twice appeared in Madagascar in recent years.

In total, 4.3 million barrels were released into the Gulf from the oil spill versus an annual release of 160,000 to 600,000 barrels per year from naturally occurring seeps, according to the new results.

Carbon - 14 is a rare, but naturally occurring, radioactive type of carbon that decays over thousands of years.

Accumulation of dirt, growth of mnold, even flaking of paint, is naturally occurring over the life cycle of some 15 years that the product is used in the field.

-- William Jarvis, Bethlehem, PA Biochar is a naturally occurring, fine - grained, highly porous form of charcoal derived from the process of baking biomass — and it's been associated with fertile soils for some two thousand years.

«Other than these two cancers, we know of only one other naturally occurring transmissible cancer in mammals - the canine transmissible venereal tumour in dogs, which first emerged several thousand years ago,» Murchison said.

For the past 20 years, he has identified and characterized several important naturally occurring TAL effectors in the rice pathogen Xanthomonas oryzae for their disease promoting ability, and most recently he has helped harness the disease - causing TAL effectors for targeted gene editing.

THURSDAY, January 5, 2012 (Health.com)-- For years, many experts have maintained that the subtle changes in memory and mental function that occur naturally as we get older rarely begin before age 60.

Humic Acid is a naturally occurring «deep earth» substance that's a byproduct of humification, a process that has taken place over millions of years.

How did gluten, a naturally - occurring protein found in wheat, barley and rye — sources of nutrition for people over thousands of years, become so unhealthy?

Based on 60 years of negative public policy toward naturally occurring saturated fats, you would expect these cultures to be rife with clogged arteries, obesity, and heart disease.

I have spent the last seventeen years studying and learning about the impact of specific foods, food groups and naturally occurring substances that can both negatively and positively impact health.

This naturally occurring phenomena is recognized when a woman goes an entire year without experiencing her period.

It's fascinating and explains why CLO (which has naturally occuring forms of both A and D) has been so well tolerated for so many years.

There's been a lot of research in recent years looking at the impact of added sugars — not the sugar naturally occurring in fruits and dairy products.

Super Flora features two clinically researched probiotics, Bacillus subtilis MB40 is a naturally occurring spore - forming bacteria that is concentrated and shelf stable for optimal effectiveness and Bacillus coagulans SNZ1969 is a stable spore - forming bacteria that has been used to promote gastrointestinal health for over 45 years.

While astaxanthin has been available for years, recent research has highlighted the properties of this remarkable, naturally - occurring carotenoid and brought it out into the mainstream.

For over 30 years RB Racing has been the leader in turbocharger development for Harley - Davidson motorcycles Rubidium (37 Rb) has 32 isotopes, with naturally occurring rubidium being composed of just two isotopes; 85 Rb (%) and the radioactive 87 Rb (%).

By foregrounding the NAPLAN score scale and proficiency bands, NAPLAN would model and promote a growth mindset in assessment, an approach that follows naturally from recognition that learning occurs on a continuum and that a single year level test is inappropriate for most students.

Learning courses created within the last three years only need to be updated for content inaccuracies, which naturally occur as your company pivots and reacts to market changes.

This likely occurred because she did not «grow» her students as much the second year as compared to her comparison group of peers, although any system that can be used to rate the same teacher «effective» one year and «ineffective» the next should raise eyebrows, naturally.

That is the average change in each test score attributable to the Tulsa pre-K program, above and beyond the gains that naturally occur as the child ages one year.

You do it by building on the enthusiasm that naturally occurs at the start of a new year.

Begun 35 years ago with the vision of studying naturally occurring cancer in pet animals as a means of also helping in the fight against similar cancers in humans, the Purdue Comparative Oncology Program hosts a one day conference Friday, November 14.

The groundbreaking formula is the culmination of years of research into the scientific application of natural ingredients in animal health that found several naturally occurring fungi and algae that have been academically studied and proven to be strong players in supporting the factors that ultimately lead to a long + healthy life for animals.

It took about a minute using Google for me to find a paper published in Science four years before the Chernobyl meltdown describing precisely the same level of «the naturally occurring radioactive nuclide polonium - 210» in the same species of shrimp in samples from the Atlantic Ocean.

If proved correct, this theory would suggest that relatively small, naturally occurring fluctuations in greenhouse gases are the master variable that has driven global climate change on time scales of ten thousand to one million years.

Green School Maintenance Simple maintenance and facilities choices, such as using the Eco-Cube or Ecoblue Cube can save thousands of gallons of water each year because they allow water in urinals to be turned off, while letting naturally occurring microbes do the work instead.