Changes can also be caused by natural events such as a large meteor hitting Earth and selective breeding ( artificial selection ) of plants by humans for specific traits.

Although much of Chinese philosophy begins in the Warring States period, elements of Chinese philosophy have existed for several thousand years ; some can be found in the Yi Jing ( the Book of Changes ), an ancient compendium of divination, which dates back to at least 672 BCE.

Changes in temperature can sometimes reverse the direction of a reaction, as in the Boudouard reaction:

Changes can be planned, agreed upon by many people, being very deliberate, as in urban ecology and especially industrial ecology.

Changes on the buffer system of the gel can help to further resolve proteins of very small sizes.

Changes in hormone levels can have great effects on the physical characteristics of the reproductive organs of the mare, thereby preparing, or preventing, her from conceiving.

' Forever Changes ' is like a horizontal slice of Los Angeles in 1967, when LA rivalled London as the centre of pop music. On this album, you can hear Tim Buckley's folk-meets-jazz, the Doors ' brooding rock with its arty leanings, Buffalo Springfield's folk / pop, early signs of LA's less mannered psychedelia and even a smidgin of the sheer pop prettiness of the likes of the Turtles and the Monkees.

Changes in the temperature, pressure, and bulk composition of a rock mass cause changes in its mineralogy ; however, a rock can maintain its bulk composition, but as long as temperature and pressure change, its mineralogy can change as well.

Changes in the cross-membrane voltage can alter the function of voltage-dependent ion channels.

Changes in these can have large effects on the phenotype of the individual because they regulate the function of many other genes.

Changes in quaternary structure can occur through conformational changes within individual subunits or through reorientation of the subunits relative to each other.

Changes in role assignment can also result from modern preferences for contrasts in vocal timbre between two major characters, e. g. Fiordiligi and Dorabella in Così fan tutte.

Changes in absorption can have a strong effect on refractive index for wavelengths near the absorption edge, due to the Kramers – Kronig relation.

Changes in the orientation of polarized incident light can be quantified using these two properties.

Changes in phase of a single broadcast waveform can be considered the significant items.

Changes can be treated, thus preventing cervical cancer.

Changes in the flow of the solar wind can cause disconnection events, in which the tail completely breaks off from the nucleus.

Changes in technology, prices, or political policy are factors that can lead to significant deviations.

:* Changes in the layering thickness can be used to determine changes in precipitation or temperature.

Changes in plant frequency over time can be plotted through statistical analysis of pollen counts in the core.

Changes of the work function can be easily determined by applying a retarding potential between the sample and the electron emitter ; is replaced by in above equation.

Changes in the travel direction, called refraction, can be used to infer the deep structure of the Earth.

Changes that can be seen in chronic ulcerative colitis include granularity, loss of the vascular pattern of the mucosa, loss of haustra, effacement of the ileocecal valve, mucosal bridging, strictures and pseudopolyps.

Changes in economic conditions are inevitable ; and even if they were not, the transition to socialism would be so chaotic as to preclude the existence of such a steady state from the start.

Changes may be implemented by individual educators and / or by broad-based school organization and / or by curriculum changes with performance evaluations.

Changes in the cerebelleum could also be mediated by alcohol consumption.

Changes in an environmental variable ( e. g. human nutrition ) may cause different genes to be gene expression | expressed during childhood.

Of " Forever Changes ," contributor David Hutcheon wrote, " Acid rock could never be played by acoustic guitars and a symphony orchestra-could it?

Changes in screen angle ( panning ) may be necessary to prevent closeups between two speakers where only one person is visible in the pan-and-scan version and both participants seem to speak alternately to persons off camera ; this comes at the cost of losing the smoothness of scenes.

He waited until 1802 ( in Catalogue of 500 new Nebulae, nebulous Stars, planetary Nebulae, and Clusters of Stars ; with Remarks on the Construction of the Heavens ) to announce the hypothesis that the two stars might be " binary sidereal systems " orbiting under mutual gravitational attraction, a hypothesis he confirmed in 1803 in his Account of the Changes that have happened, during the last Twenty-five Years, in the relative Situation of Double-stars ; with an Investigation of the Cause to which they are owing.

Changes may also take place at any time if a stock is found to be ineligible ( e. g., delisting ).

Changes that involve the relations between the countries of the Kingdom must be proposed by a law formulated by the Government of the Realm.

Feldman's experiments with the use of chance in his composition in turn inspired John Cage to write pieces like the Music of Changes, where the notes to be played are determined by consulting the I Ching.

American composer John Cage's Music of Changes ( 1951 ) is often considered the first piece to be conceived largely through random procedures ( Randel 2002, 17 ), though his indeterminacy is of a different order from Meyer-Eppler's concept.

In the five-part episode " Changes ", Henry's downtown photography studio was destroyed in a fire, and it seemed for a time that he would not be able to recover from its aftermath and resume his career.

Changes in the way that DTT is transmitted mean that a digital set-top box from the late 1990s would have offered impaired performance as early as 2002, and will today be completely unusable in many parts of the UK where transmission is fully digital.

Changes in generator field current result in larger changes in the output current of the generator, providing gain.

"' Forever Changes ' is also an album that heralds the last days of a golden age and anticipates the growing ugliness that would dominate the counterculture in 1968 and 1969 ... ' Forever Changes ' is inarguably Love's masterpiece and an album of enduring beauty, but it's also one of the few major works of its era that saw the dark clouds looming on the cultural horizon, and the result was music that was as prescient as it was compelling.

Changes to the site during intrusive investigation or removal of artifacts may result in scouring which exposes the site to further deterioration.

Forever Changes, released in November 1967, is a suite of songs using acoustic guitars, strings and horns that was recorded while the band was falling apart as the result of various abuses and a failed power play by Bryan MacLean, trying to get more of his songs on the album.

Changes were made as a result of this process, most notably vehicle access is now through the cemetery grounds only, not directly from Moore Avenue.

Changes in the level of the lagoon water do not occur as a result of saltwater or tidal intrusion.

Changes were made regarding AM frequencies in 1941 as a result of the North American Radio Broadcasting Agreement ; this moved WENR and WLS from 870 kHz to 890 kHz.

Changes in a nation's political regime sometimes result in the designation of a new capital.

Only at very high pressures do we need to worry about such changes. Changes can also come as a result of too much dilution of solution.

Changes in environmental conditions that happen subsequent to either a lengthening of the cropping period or a shortening of the fallow period often result in a fall in crop yields.

Changes in culture can lead to tensions between organizational and individual interests, which can result in ethical and legal problems for practitioners.

Changes in renormalization scale will simply affect how much of a result comes from Feynman diagrams without loops, and how much comes from the leftover finite parts of loop diagrams.

* Changes in the ASP market may result in changes in the type or level of service available to clients

* Changes in total protein content of cerebrospinal fluid can result from pathologically increased permeability of the blood-cerebrospinal fluid barrier, obstructions of CSF circulation, meningitis, neurosyphilis, brain abscesses, subarachnoid hemorrhage, polio, collagen disease or Guillain-Barré syndrome, leakage of CSF, increases in intracranial pressure or hyperthyroidism.

Changes in basic number, frequent in a few genera, are the result of Robertsonian translocations which led to a reduction in the number of chromosomes.

Changes in the pH of arterial blood ( and therefore the extracellular fluid ) outside this range result in irreversible cell damage.

Changes in the shape of the face, jaw and cheekbones may occur as a result of braces.

Changes to the A-TRAC traction control system and suspension tuning came as a direct result of the prototype testing.

Changes to the epigenome can result in changes to the structure of chromatin and changes to the function of the genome.

Changes occurred in proto-Estonian mythology as a result of the contacts with Baltic and Germanic tribes, as well as the transition from hunting and gathering to farming.

Changes were usually forced on the Army as a result of conflict or the actions of other armies.

In 1974, when Sultan was in the process of learning Cage's Music of Changes, the composer offered to write some new music for her, and the result was a monumental piano cycle, Etudes Australes.