Sentences with phrase «by weather scientists»

Not exact matches

Climate scientists have long warned that rising emissions of greenhouse gases by humanity may cause weather extremes, and not just heat waves.

Rising sea levels, more intense and more frequent weather events, crop failures, and negative public health effects have all been linked to climate change, which scientists agree is caused by human activity.

Most scientists and climatologists agree that weird weather is at least in part the result of global warming — a steady increase in the average temperature of the surface of the Earth thought to be caused by increased concentrations of greenhouse gasses produced by human activity.

Compiled by scientists at 13 federal agencies, it contains the results of thousands of studies showing that climate change caused by greenhouse gases is affecting weather in every part of the United States, causing average temperatures to rise dramatically since the 1980s.

Scientists need to learn more about our protective field to understand many natural processes, from those occurring deep inside the planet, to weather in space caused by solar activity.

For instance, weather reports collected by citizen scientists more than 100 years ago continue to be analyzed, he said.

That mirrored other polls showing a growth in climate skepticism over the same time frame, a phenomenon that has been explained by the economic crisis, weather and the «Climategate» scandal, which revealed scientists wrangling in hacked emails (ClimateWire, Dec. 3, 2009).

ENVIRONMENT • Climate Change By mapping equatorial rainfall since A.D. 800, scientists are finding out how weather in the tropics may change through 2100.

But today, space weather scientists are reaping such a windfall, as the Los Alamos National Laboratory in New Mexico has released 16 years of radiation measurements recorded by GPS satellites.

Traditionally scientists use a manual method to monitor rock freezing and thawing, which involves drilling holes into rocks and is affected by frost weathering.

By mapping equatorial rainfall since A.D. 800, scientists have figured out how tropical weather may change through 2100

In their paper, published in Nature Communications, Atmospheric oxygen regulation at low Proterozoic levels by incomplete oxidative weathering of sedimentary organic carbon, the University of Exeter scientists explain how organic material — the dead bodies of simple lifeforms — accumulated in the earth's sedimentary rocks.

But scientists agree that climate change will up the ante considerably by bringing more extreme weather gyrations — searing drought one year, followed by torrential storms that can wash away cracked soil and destroy crops rather than quench their thirst.

Dartmouth scientists examined the variability of soil phosphorus in the McMurdo Dry Valleys by evaluating two forms of phosphorus in surface soil samples: labile phosphorus, which is immediately available to organisms, and mineral phosphorus, which needs to be broken down by weathering before organisms can use it.

But the scientist said it's not clear whether the droughts are the product of a random shift in weather patterns or whether they are driven, at least in part, by climate change.

Manuel Cebrian, a computational social scientist now based at the Commonwealth Scientific and Industrial Research Organization in Clayton, Australia, won that challenge with his colleagues by using social media to hunt down 10 red weather balloons released across the United States.

3 Last year a team of scientists led by Kurt Zenz House, a doctoral candidate at Harvard University, proposed something they call engineered weathering, inspired by a natural process in which slightly acidic freshwater is neutralized by exposure to alkalizing minerals.

Wondering how that cold spell compares to recent times, atmospheric scientists Susan Solomon of the National Oceanic and Atmospheric Administration's Aeronomy Laboratory in Boulder, Colorado, and Chuck Stearns of the University of Wisconsin, Madison, tracked the average monthly temperatures over the last 15 years at a series of four automated weather stations located, by coincidence, along Scott's return route.

But Jon Krosnick, a professor at Stanford University, said the only group affected by cold weather in terms of belief about climate change is the 30 percent of the population who distrust scientists.

Overall, the chances of seeing a rainfall event as intense as Harvey have roughly tripled - somewhere between 1.5 and five times more likely - since the 1900s and the intensity of such an event has increased between 8 percent and 19 percent, according to the new study by researchers with World Weather Attribution, an international coalition of scientists that objectively and quantitatively assesses the possible role of climate change in individual extreme weather events.

«[T] he high seas provide a range of ecosystem services, from driving weather systems and modulating the climate to the production of a high percentage of the oxygen we breathe,» states a letter signed by hundreds of marine scientists, including conservation icon Sylvia Earle, in support of the Law of the Sea approach.

«Communicating the reality of climate change to the public is hampered by the large natural variability of weather and climate,» the Goddard scientists wrote in the draft, which was circulated by Hansen Friday evening and posted on the ClimateProgress.org blog shortly after.

The report, written and reviewed by leading U.S. scientists as part of the National Climate Assessment, reinforces that warming temperatures and extreme weather around the globe are «extremely likely» to be the result of carbon pollution from human activities.

To run these weather track models, scientists start by gathering information about the atmosphere from various sources, including ships, balloons and satellites.

Detection of the falling meteor by Doppler weather radar allowed for rapid recovery so that scientists could study for the first time a primitive meteorite with little exposure to the elements, providing the most pristine look yet at the surface of primitive asteroids.

In fact, the two events were connected by the same weather system, leading some scientists to blame human greenhouse gas emissions.

The scientists found that winds blowing a century ago had a similar relationship with global weather as the more recent links that have been discovered by other scientists.

After ruling out previous causes of such mass deaths — cold weather, disease like morbillivirus and even poisoning by algal bloom — fisheries scientists are left with only one conclusion: «Put all that evidence together and it supports the hypothesis that the oil spill contributed to the increase in deaths,» says veterinarian Stephanie Venn - Watson of the National Marine Mammal Foundation in San Diego.

A new study shows that images of a meteor's streak through the atmosphere taken by Earth - gazing probes, including weather satellites, can pin down the object's orbit, enabling scientists to check and see whether another planet - threatening object is traveling in the same trajectory.

A new study by scientists at NASA's Jet Propulsion Laboratory (JPL) in Pasadena, California, and the University of California, Irvine, shows that while ice sheets and glaciers continue to melt, changes in weather and climate over the past decade have caused Earth's continents to soak up and store an extra 3.2 trillion tons of water in soils, lakes and underground aquifers, temporarily slowing the rate of sea level rise by about 20 percent.

A cryptic chemical weather log kept by Tarawa Atoll's stony coral in the tropical Pacific archipelago has been cracked, helping scientists explain a century of peaks and troughs in global warming — and inflaming fears that a speedup will follow the recent slowdown.

China's aging population and rapid migration to coastal urban centers will make the country more susceptible to effects of climate change like rising sea levels and extreme weather events, recent research by scientists at University College London and experts from the United States, China and India has found.

Founded in the 1950s, the group is currently run by two solid - citizen scientists with commercial aims, Don Griffith and Mark Solak, who have spent their careers working in privately funded weather modification efforts around the country and the world.

Tropical Pacific climate variations and their global weather impacts may be predicted much further in advance than previously thought, according to research by an international team of climate scientists from the USA, Australia, and Japan.

Scientists, engineers and others who study extreme weather have proposed numerous ways to reduce the suffering and damage inflicted by hurricanes, floods, tornadoes, deluges, droughts and such.

At its height between 1960 and 1980, Polyarka was staffed by more than fifty working scientists, engineers, and technicians focused on measurements of surface weather, snow depth, sea ice, and conditions in the upper atmosphere.

Newly published research by Indiana University scientists finds that low relative humidity in the atmosphere is a significant, growing and often under - appreciated cause of plant stress in hot, dry weather conditions.

Scientists only know El Niño and La Niña years are on their way by measuring sea surface temperatures and other weather hints.

Finally, almost 40 managers and scientists met to discuss whether an adaptive management approach might be useful to gain an understanding of the interaction among habitats and management actions and how this will be affected by annual weather and climate patterns.

Year by year, it's slipping into a new state, and it's hard to see how that won't have an effect on weather throughout the Northern Hemisphere,» Ted Scambos, an NSIDC lead scientist, said in a statement.

Organized by the Potsdam Institute for Climate Impact Research (PIK), the GOTHAM Summer School (18th - 22nd September 2017) will train young scientists on a unique combination of interdisciplinary scientific topics and tools relevant for understanding teleconnections and their role in causing extreme weather events.

Wind, pressure and temperature sensors will allow scientists to subtract vibrational «noise» caused by weather.

This new group of scientists find some weather disturbances were not from the El Nino, La Nina cycle, but apparently regulated by conditions in the Arctic — things like low sea ice, low or shorter season snow cover, and even «sudden stratospheric warming».

By consulting the cores found in different parts of the world, scientists can figure out if historic weather trends were universal or just regional.

The theory, which is still debated by scientists but gaining credence among many, is based on pressure changes and other factors that cause the jet stream to plunge and weather systems to get stuck.

The lesson outline prompted the teacher to describe that meteorology is the study of the weather and that «unlike other areas of science, which can be manipulated by humans, weather can't be changed by scientists and that they can only predict it from what they know.»

In 1969, Mohr gained access to one of the first computer - driven drawing machines or «plotters» at the Paris Institute of Meteorology, used at that time by scientists to draw weather patterns.

Addendum, Feb. 16, 8:40 a.m. Charles H. Green, a climate scientist at Cornell, sent this note by email referring to relevant research on Arctic snow and ice patterns and weather led by Judah Cohen, a commercial climate analyst whose work has been explored here before:

(If scientists with such a range of views agree that this work is valid, that seems to cut against arguments over the reliability and utility of temperature records gathered by weather stations — or am I missing something?)

The authors compared recently constructed temperature data sets from Antarctica, based on data from ice cores and ground weather stations, to 20th century simulations from computer models used by scientists to simulate global climate.