Sentences with word «polar»

So how exactly did some brown bears become polar bears?

In other words, the population of polar bears in this region have not been the subject of a population study.

The extended climate warming will drastically alter wind patterns, boost ocean surface temperatures and melt nearly all the sea ice in polar regions.

In light of two pieces of polar opposite legislation concerning books in prisons, it would seem like ebooks have found a whole new purpose.

That include melting of polar ice caps, economic consequences, warmer waters and more hurricanes or disasters, the spread of diseases and earthquakes.

Levels of the chemicals in the egg shells tested at the same levels that were seen in polar bears 20 years ago.

Additionally, the blogs often cite authors who do not publish regularly on polar bears in peer - reviewed journals.

This figure shows that there was a slow cooling of climate over the last 3 million years as polar ice sheets grew partly in response to continental drift.

Our two daughters we tried exactly the same methods with polar opposite results.

The report depicts a planet already adjusting to increasingly apparent manifestations of climate change, from melting polar ice caps and rising seas to more severe and frequent heat waves.

In our latitudes a front usually separates warm, moist air from the tropics and cold, relatively dry air from polar regions.

When it gets cold it freezes polar oceans and always does not snow enough and allows the sun to remove ice and it always gets warm.

It is one of the key areas of polar research.

The ice coverage has been documented since 1973 by means of passive microwave sensors on polar orbiting satellite.

Two practitioners at polar opposite end of the spectrum provide an insight into their very different worlds.

Thus far, observed consumption of terrestrial food by polar bears has been insufficient to offset lost ice - based hunting opportunities but can have ecological consequences for other species.

This is a geological map of the south polar region of the moon.

Later in the mission a much larger system of clouds was discovered over the north polar region.

Global warming will reduce the difference as polar air warms more than tropical air.

For one thing, year - round ice cover is important to animals like polar bears, which use it as their hunting grounds.

Extensive climate monitoring data for polar areas are generally sparse.

It's also lined with polar fleece, which provides extra warmth to your dog.

As northern polar regions continue to warm at a rate twice the global average, this permafrost begins to thaw.

It's rare that a studio makes the leap between polar opposite genres, and even fewer successfully stick the jump.

This is a great read for fall, when polar bear encounter stories abound.

We're only concerned about polar temperatures in this case.

In autumn and winter the upper atmosphere cools down quickly as the permanent polar night sets in.

Neither the speedy results nor the large polar bodies necessarily point to problems with the eggs, she says.

This scarcity has hampered our ability to understand, model, and predict the influence of polar climate change on the overall Earth system.

While we are not all scientists ourselves, our projects aim at providing platforms for polar science through communication, education and outreach projects.

Above all, the new insights into the juvenile fish under the ice are important because it's still impossible to say how polar cod populations will change in the face of climate change.

Some of the people doing polar research these days have their feet on the frozen ground but their eyes on the skies.

All the fish were in top condition, which suggests that there was enough food under the ice, making the sea ice a true nursery ground for polar cod.

An extended blanket of clouds can be seen over the southern polar cap.

Drawing from polar extremes of the cultural spectrum, unexpectedly the two artists arrive at complimentary forms of visual expression.

The special edition only gets one polar white colour.

Well ain't that interesting: an animated depiction of a drowning polar bear.