Sentences with phrase «as volcanic eruptions»

That list is lengthy, and includes both common risks such as fire, theft, and vandalism as well as less common risks such as volcanic eruption.
As volcanic eruptions go, this one was fairly mild.
Large quantities of mercury are also released by natural processes such as volcanic eruptions, forest fires and erosion.
THE wildfires that raged in western North America last August were so ferocious that they had the same effect on the planet as a volcanic eruption.
The resulting coal layer is as clear a geologic mark as a volcanic eruption.
The record - breaking 2017 wildfires in the US generated massive thunderstorms that pumped as much smoke into the stratosphere as a volcanic eruption
A new study shows the chemical register of climate change and global episodes such as volcanic eruptions in high - mountain centennial forests in the Iberian Peninsula (Spain).
The MIT team provides evidence that the major features of Martian topography formed very early in the history of the planet, influencing the paths of younger river systems, even as volcanic eruptions and asteroid impacts scarred the planet's surface.
Now scientists at MIT along with others have found that since 2000 the ozone hole has actually shrunk by an area half the size of the contiguous United States, although the process is also heavily affected by variables such as volcanic eruptions from year to year.
Those claims have resonated; two years ago, the United Nation's Intergovernmental Panel on Climate Change felt the need to explain why the Earth was not heating up as expected, listing such reasons as volcanic eruptions, reduced solar radiation and the oceans absorbing more heat.
The wildfires that raged in northwest America last August were so ferocious that they had the same effect on the planet as a volcanic eruption.
Self - guided robotic devices will eventually be deployed to observe sudden events, such as volcanic eruptions, and then head to underwater bases for recharging.
Natural catastrophes such as volcanic eruptions, earthquakes and tsunamis have repeatedly shattered cultures and states in this area.
Tracking the ozone layer's recovery process is tricky because natural phenomena such as volcanic eruptions and weather variations can alter the size of the ozone hole.
In the same way that you can't remove certain coverages from your policy, the perils listed on your policy (such as volcanic eruption) also can not be altered.
Some of them are quite unlikely to impact anyone with renters insurance in McKinney, such as volcanic eruption, but many are quite common things that happen to renters every day.
Arif, who is also the chairman of INACA, further explained that this achievement came when the airline industry is facing huge challenges, from a sluggish economy to a number of «force majeures» or natural disasters, such as volcanic eruptions and haze.
In fact, we know that major heat releases such as volcanic eruptions are, by definition, not steady.
Still others are quite natural, such as volcanic eruptions (which can cool the climate temporarily) and variations in the energy output of the sun.
Burning fossil fuels such as coal and petroleum adds carbon to the atmosphere that would otherwise remain trapped underground for perpetuity, absent geologic events such as volcanic eruptions or oil seepage.
They also took account of natural factors such as volcanic eruptions and climate variability to gauge the impact of human activity on the amount of monsoon rainfall.
Change arising from some sources, such as volcanic eruptions or the West Antarctic Ice Sheet collapsing, may be abrupt — but they don't flip back just as quickly, centuries later.
Several studies have found that some models were not getting the timing right of the kind of short - term natural changes in the climate system that can happen over the course of a decade or so, such as volcanic eruptions that have a cooling effect or El Niño weather patterns that have a warming effect.
Recent experiments with a number of different climate models indicate that the inclusion of natural climate forcings such as volcanic eruptions, stratospheric ozone depletion, and solar variability can lead to a broad spectrum of simulated 20 - year surface and lower to mid-tropospheric temperature trends.
Instead, natural variations in the climate system and other external forcing factors (such as volcanic eruptions) will likely cause the rate of Arctic sea ice change to vary considerably from decade to decade, and perhaps even temporarily switch from negative (sea ice loss) to positive (sea ice growth).
One type would include the known past conditions such as volcanic eruptions to try to reproduce past climate conditions.
I always believed that the oceans were an important element in localised weather conditions over the short term but feel that relatively sudden shifts in climate occur through external forcings such as volcanic eruptions, meteor strike and the effects of changes in cosmic rays and sun spot activity, which are, unfortunately, all chaotic by nature and unpredictable.
The climate system evolves in time under the influence of its own internal dynamics and because of external forcings such as volcanic eruptions, solar variations and human - induced forcings such as the changing composition of the atmosphere and land use change.
The answer is that CO2 is only one of several factors that influence temperature, such as volcanic eruptions, solar variability, sulfur dioxide emissions (see Figure 1), and small changes in the earth's orbit.
Most agree it's difficult to determine exactly what is driving late summer temperatures in the tropical Atlantic — be it natural climate variability, greenhouse gases or some other factor, such as volcanic eruptions.
Backing that up, NASA says that 1) sea surface temperature fluctuations (El Niño - La Niña) can cause global temperature deviation of about 0.2 °C; 2) solar maximums and minimums produce variations of only 0.1 °C, warmer or cooler; 3) aerosols from natural sources such as volcanic eruptions (Mount Pinatubo for example) have caused average cooling of 0.3 °C, but recent eruptions have had not had significant effect.
In the below figure from the IPCC Fourth Assessment Report, the bottom part shows the calculations including only natural forces, such as volcanic eruptions and changes in solar activity.
That list is lengthy, and includes both common risks such as fire, theft, and vandalism as well as less common risks such as volcanic eruption.
Some of them are quite unlikely to impact anyone with renters insurance in McKinney, such as volcanic eruption, but many are quite common things that happen to renters every day.
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