Sentences with phrase «darkening of»

Frequent sunburns or hours spent tanning can result in a permanent darkening of the skin, dark spots and a leathery texture.

Breast changes — growth, soreness, and darkening of the areola — usually continue.

Now, adding to the darkening of the surface that comes with more meltwater is the soot from Arctic tundra wildfires, another phenomenon that seems to be increasing with global warming.

The resulting darkening of the Arctic and its amplification of global warming was hypothesized almost 50 y ago but has yet to be verified with direct observations.

Nearly 50 y ago it was predicted that a darkening of the Arctic associated with disappearing ice would be a consequence of global warming.

«The darkening of the surface by new forest canopies in the high - latitude boreal regions allows absorption of more sunlight that helps to warm the surface,» Dr Bala said.

It may also mean more habitat for dark microbes, which can contribute to the darkening of the ice sheets and therefore to the melting.

The new study quantitatively assessed how surface ice algae contribute to darkening of the ice sheet, and found the algae reduce the ice sheet's albedo significantly more than non-algal materials, like mineral particles and black carbon.

And the subsequent darkening of the sun might last for a decade.

Editor's note: Marco Tedesco, Sarah Doherty, and other coauthors of the work described above urged the scientific community in a recent opinion piece on Eos.org to quantify the roles of multiple factors — among them coarsening of snow, light - absorbing particles, and melt ponds — in the darkening of the Greenland ice sheet's surface and subsequent ice loss.

A less - reflective surface absorbs more solar energy, which feeds more melting, as Tedesco illustrated in a study earlier this year on the darkening of Greenland.

According to contemporary chronicles, the stratospheric dry fog possibly manifested itself in Europe as a persistently cloudy aspect of the sky and also through an apparently total darkening of the eclipsed Moon.

(Painters who use acrylics must anticipate distinct color shifts, particularly darkening of glazes, in drying paint.)

To capture this view of the Grand Canal in Venice, she transformed a room into a camera obscura by darkening all of the windows and leaving only a small opening that projected an image of the exterior world onto the opposite wall, where she hung large sheets of photographic paper.

* Precision drawing in of veins and darkening of edges.

The journey tracks the 452 - mile journey down the coast of Norway along the Nordland railway line, and out of your sleeping cabin window you watch the gradual darkening of the skies.

Dog nails have a quick that can be seen as a darkening of light - colored nails but is invisible on dark nails.

Progressive darkening of the skin may also occur as a result of skin cancer, Cancerous cells which increase in number are associated with a change in skin pigment.

Dogs with hyperthyroidism may suffer from weight gain despite reduced food intake, obesity, lethargy, thickening and darkening of the skin, and thinning of the coat and alopecia.

In chronic some skin areas will suffer from hyperpigmentation (darkening of the skin) and thickening (lichenification).

This intense itching can also lead to darkening of your dog's skin.

If left untreated, chronic skin conditions including lesions, darkening of the skin, patchy hair loss, and thickening and wrinkling of the skin can develop.

Some pets are born with pigmentation or darkening of the nails similar to what you see with their coats.

Symmetrical loss of hair; hair pulls out easily; darkening of the skin; enlarged nipples and vulva; may rarely see seborrhea and itching

By far the most common cause of darkening of a dog's skin is irritation and trauma from licking or scratching.

If it goes untreated, KCS can cause permanent corneal scarring, corneal ulcers, darkening of the cornea, and chronic pain.

I asked her, ignoring the darkening of the bear's looming face.

Much has been written about DC Films» fashionable darkening of Superman, but the loss of the big blue Boy Scout doesn't sting as much as it would if we didn't have Cap around to fill that imaginative space.

Justification comes from a correspondence between the film, specifically a brief and selected view of the life of Jack, called «Mr. Butterfly,» played by George Clooney, and a condensed allegory of the present darkening of the American Dream and its ominous future.

Most survey respondents who admitted to photo retouching did only slight tweaks, such as blemish removal (44 percent of women and 28 percent of men), teeth whitening (18 percent women, 16 percent men), or lightening and darkening of skin tone (28 percent women, 20 % men).

I'm not happy with this solution I will try the General Finish but I am confused as the best way to achieve the darkening of my distressing without using my dark wax.

If you're anything like me, you greatly appreciate that gradual darkening of skin that starts to happen sometime around March and April.

Quick, minor touchups seem fine with this — but once it's got to the point of needing a going over all over, then total reapplication works better due to the darkening of the colours as it can end up looking quite patchy otherwise.

I did read some people reported a darkening of the eyelid slightly when using long term.

Prolonged exposure to UVA rays can increase melanin production, creating hyperpigmentation (or uneven darkening of the skin) and age spots.

Being one of the first physical symptoms of pregnancy, the darkening of the areola can occur throughout your entire pregnancy.

If you notice the darkening of the areola, this could be considered one of the signs and symptoms of being pregnant.

These leaves quickly heated and then dried to prevent oxidation (darkening of the leaf) to occur.

Vitamin B12 helps to regulate your skin's pigment production and location, preventing hyperpigmentation — the darkening of skin in certain parts of your body.

The metaphorical significance of a solar eclipse, the temporary darkening of illumination, can invite deep, meaningful reflection on the rich dance of dark and light in our ordinary lives.

Ironically, in certain skin types the opposite — ochronosis, or darkening of the skin — can occur.

You may experience redness, itchiness, dryness, or darkening of the skin.

An S2 however, would show under the microscope some uneven darkening of olivine crystals as the specimen is examined in polarized light and there might be cracking of mineral grains in along paths other than the normal cleavage of the crystals.

For example, the authors acknowledge the role of aerosols in stimulating clouds to form and the darkening of snow and ice by black carbon, adding that there is still too much uncertainty to include fully in their calculations.

Additionally, it is postulated that the warming climate will likely extend melt seasons, leading to increases in biological activity and thus contributing further to the darkening of glaciers and ice sheets (Benning et al., 2014).

«It would provide a darkening of the skin, providing protection, as with a tan,» he said.

The treatment increased melanin levels by about 60 percent over three weeks, causing a noticeable darkening of the mouse skin.

The test result is indicated as the darkening of the test strip's «intelligent paper areas,» says Project manager Marika Kurkinen from VTT.

The research showed that, compared to pure snow and ice, the reflectivity of the glacier (known as the «albedo») can be reduced by up to 80 % in places where coloured microbial populations are extremely dense, leading to the darkening of the glacier surface.

Yet the darkening of Greenland around its periphery remains a source of concern because it contributes to making the ice sheet melt away faster.»