Reporting Climate science News

Site » News



Study: Black Carbon Ancient When It Reaches Seafloor


Analysis finds that more than half of black carbon never reaches the ocean bottom.[more]

Climate Models Underestimate Future Costs Says Study


Costs of carbon emissions are being underestimated, but current estimates are still valuable for setting mitigation policy, say researchers in Nature.[more]

Permafrost Thawing Increases Global Warming: Study


Greenhouse gases released by thawing permafrost could accelerate global warming trends according to a new study of changes in peat chemistry as it thaws.[more]

Mann Says Atlantic Variability Has Slowed Waming


Climate researcher Michael Mann says that the Atlantic Multidecadal Oscillation (AMO) is in a cooling phase and has acted to help slow global warming.[more]

Climate Feedbacks From Soil Bugs Less Than Feared


Climate feedbacks from decomposition by soil microbes are one of the biggest uncertainties facing climate modelers. A new study shows that these feedbacks may be less dire than previously thought.[more]

Deserts Absorb More Carbon Says New Research


Increased amounts of ecosystem carbon have been recorded in the Mojave Desert after ten years exposure to elevated CO2 levels, according to a new paper.[more]

Uncertainty Increases Climate Risks Say Researchers


Two new papers highlight the issue of mathematical uncertainty in the climate system and the fact that greater uncertainty can increase risks and necessitate greater mitigation measures.[more]

UAH March 2014 Temperature Anomaly: +0.17C


The University of Alabama in Huntsville’s Version 5.6 global satellite-measured average lower tropospheric temperature (LT) anomaly for March, 2014 is +0.17 deg. C, unchanged from February.[more]

RSS March 2014 Anomaly +0.214C


Remote Sensing Systems, the US data services company that provides a global temperature data set for the lower troposphere constructed from satellite instrument measurements, has released data for March 2014.[more]

Researchers Find New Phenomenon In Atmosphere


Recent research results show that an atmospheric hole over the tropical West Pacific is reinforcing ozone depletion in the polar regions and could have a significant influence on the climate of the Earth.[more]

NSIDC Reports Multiyear Arctic Sea Ice Growth


Data from the US National Snow and Ice Data Center shows that Arctic sea ice reached its maximum extent on 21 March, that multiyear Arctic sea ice is thickening, and that the winter 2013/2014 period saw the fifth smallest sea ice…[more]

UK Met Office Announces Forecast Breakthrough


Britain’s Meteorological Office has announced a major advance in improving the skillfulness of long range weather forecasts. Details are revealed in a paper just published in Geophysical Research Letters.[more]

Natural Variations In Atlantic Drive Extreme Winters


Warm North Atlantic Ocean waters promote extreme winters in the US and Europe, according to new research which links long term natural variations in the Atlantic Ocean, known as the Atlantic Multidecadal Oscillation, with an…[more]

Coral Yields Sea Level And Temperature History


Corals reefs off the Australian coast reveal centuries of rising sea levels and temperatures, according to a new paper.[more]

Research Suggests Climate Change Affecting Seasons


Autumn is ending later and Spring is starting earlier in the northern hemisphere, according to new research.[more]

Each Hemisphere Has Separate Climate History: Study


Northern and Southern Hemisphere climates follow the beat of different drummers, according to new research.[more]

Models And Observations Disagree Over Aerosols


The effect of important air pollutants may be absent from key precipitation observations, according to new research.[more]

Natural Variations In Atlantic Affect Climate Says Study


The Atlantic Ocean dances with the Sun and volcanoes. Natural fluctuations in the ocean temperature in the North Atlantic have a significant impact on the climate in the northern hemisphere. These fluctuations are the result of a…[more]

One Third Of The Earth Will Be Dry Warns Research


Climate change driven global warming may spread drying to a third of Earth, says a new study, and it is heat, not just rainfall, that plays into the new projections.[more]

Study: Microbial Methane Triggered Mass Extinction


Methane-producing microbes may be responsible for the largest mass extinction in Earth’s history, according to a new paper in PNAS.[more]

Baltic Sea Is Starved Of Oxygen Say Researchers


Oxygen depletion in the Baltic Sea is ten times worse than a century ago, say researchers in a new PNAS paper.[more]

Arctic Melt Season Lengthening As Arctic Ocean Warms


A longer melt season for Arctic sea ice is allowing the Arctic Ocean to absorb more sunlight and warm, according to researchers from US agencies NSIDC and NASA.[more]

Nobody Will Be Untouched Warns IPCC Chief


Climate change is already having an impact and worse is to come, according to a new report from the Intergovernmental Panel on Climate Change (IPCC) which was published on 31 March 2014.[more]

IPCC Issues Report Into Impacts Of Climate Change


Today (March 31 2014) in Yokohama, Japan, the United Nations Intergovernmental Panel on Climate Change (IPCC) released the second installment of its AR5 report into climate change which looks at the impact of climate change….[more]

WMO Compiles List Of Recent Extreme Weather


A list of extreme weather events observed around the world during the period December 2013 to end February 2014 has been put together by the World Meteorological Organization.[more]

All Indicators Suggest El Nino Likely In 2014 Says BoM


Computer models forecast an El Nino Pacific Ocean warming event in 2014, according to the latest update issued by Australia’s Bureau of Meteorology.[more]

Sea Level Rise Has Not Stalled Says Study


The recent slow down in the rise of global mean sea level which appears to have co-incided with the so called pause in global warming disappears once natural short-term variability – such as the affects of the El Nino-Southern…[more]

Research Says Arctic Sea Ice Predicts Europe’s Winters


There is a statistical link between Arctic sea ice concentration in September and the weather that Europe experiences through the following winter, new research has found, indicating that it is important to incorporate Arctic…[more]

Heat Waves Threaten Global Food Supply Says Research


New research says that future heat waves will significantly reduce crop yields and threaten global food supply.[more]

Study: EU Could Cut CO2 Emissions At Moderate Cost


A 40 per cent cut in CO2 emissions across the EU can be achieved at a cost of less than 0.7 per cent of economic activity, say experts.[more]

Study: Linking Storms To Climate Change A ‘Distraction’


Leading atmospheric science researchers have pointed out in a new paper that extreme weather events will continue irrespective of climate change and that trying to link such events to global warming distracts attention from…[more]

NOAA February Global Temperature Anomaly 0.41C


Here is the text of the February global climate report from the US National Oceanic and Atmospheric Administrations (NOAA). Global mean surface temperatures in February 2014 were the 21st warmest in the dataset which goes back to…[more]

Study: Climate Change Accelerates Greenland Ice Loss


Greenland’s contribution to sea-level rise was previously underestimated and needs to be accounted for in future projections, according to new research. A previously stable region of the Greenland ice sheet is undergoing dynamic…[more]

Southern Ocean Iron Cycle Affects Carbon Uptake


Research suggests ocean mixing plays an important role in bringing iron and other nutrients to the surface to stimulate phytoplankton growth which helps support the ocean carbon cycle.[more]

Geological Processes Ensure Earth Remains Habitable Says Study


Scientists explain in a new Nature paper that geological processes are responsible for ensuring that the Earth remains capable of supporting life and does not turn into a hot Venus or cold Mars.[more]

New Studies Show How Glaciers Respond To Climate Change


Two new papers show how analysing years of data Tibet and Himalayas can help better predict glacial response to global climate change.[more]

Pacific Decadal Oscillation Is Widening The Tropical Belt


Research points to the Pacific Decadal Oscillation and anthropogenic pollutants as factors in widening the tropical belt.[more]

Combining Statistical Data Can Improve El Nino Forecasting


A statistical “Bayesian hierarchical model” allows scientists to combine various sources of information as well as previous scientific knowledge to improve forecasts of changes in the oceans such as El Nino Pacific Ocean warming…[more]

NASA Starts New IceBridge Campaign In Greenland


NASA’s Operation IceBridge has started a new mission flying aircraft instruments over the Greenland ice sheet and polar sea ice with one aim being to help calibrate satellite measurements.[more]

Satellites Give Estimate Of Sea Life Carbon Capture


Space observations have been used to help calculate how ocean life captures carbon dioxide and locks it away in biological materials.[more]

NASA Data Sheds New Light on Changing Greenland Ice


More accurate measurements of ice sheet discharge rates have been made possible by a NASA radar study of the Greenland ice sheet.[more]

Australian BOM Reports Increased Chance Of El Nino


The chances of an El Nino Pacific Ocean warming event later this year have increased, according to the latest report from the Australian Bureau of Meteorology. Computer forecasts agree that the Pacific sea surface will warm and…[more]

Low-End Climate Sensitivity May Be Higher Than Thought


Cooling from atmospheric particles and from ozone may mean that IPCC low-end estimates of climate sensitivity are wrong and need to be increased by 30 per cent, according to new research. NASA says this means long term global…[more]

Pollution Weakens Hurricanes Say Researchers


Aerosols from human pollution tend to weaken tropical cyclones according to a new paper in Nature Climate Change.[more]

Sun Fingered For Little Ice Age Say Researchers


New research puts the sun in the frame for causing the Little Ice Age by triggering persistent blocking patterns in the atmosphere over the North Atlantic.[more]

New Man Made Ozone Eating Gas Found In Atmosphere


Four newly detected ozone-depleting substances started to emerge in the atmosphere in the 1960s, reports a study published online in Nature Geoscience. Although emissions of these compounds have been small, they are contrary to…[more]

Researchers Map European Climate Change


Europe will experience greater warming than the global average increase in surface temperatures, according to new research.[more]

Arctic Sea Ice Extent Decline Continued In February


Arctic sea ice extent in February 2014 was the fourth lowest on record for the month and almost exactly in line with the long term trend decline while sea ice extent in the Antarctic remains significantly above average,…[more]

UAH February Global Temperature Anomaly +0.172C


Satellite data from the University of Alabama in Huntsville (UAH) shows the February global temperature anomaly for the lower troposphere as measured by satellite was 0.172C compared with 0.203C in February 2013[more]

New Sensitivity Estimate At Lower End Of IPCC Range


Global temperatures will eventually rise by around 2C in response to a sustained doubling of atmospheric carbon dioxide, according to new research. This is consistent with the lower end of the range set out last year by the…[more]

European Flood Risk Could Double By 2050


New research projects a massive increase in financial losses due to floods in Europe over coming decades as the risk of flooding doubles, concludes a paper published online this week in Nature Climate Change.[more]

Climate Change Weakens Southern Ocean Convection


Changes in the salinity of ocean surface waters due to climate change are inhibiting deep ocean mixing, encouraging ocean heat storage and contributing to the so called pause in global warming, according to new research.[more]

Climate Change Guide By UK And US Science Academies


Britain’s Royal Society and the US National Science Academy have issued a new report describing the facts of climate change in simple terms.[more]

Coincidence Is The Cause Of The Pause


Climate models do not overestimate warming and the so called pause is due to a coincidence of a number of factors, according to new research.[more]

Study Projects Big Thaw For Antarctic Sea Ice


The current mysterious growth in Antarctic sea ice to record levels will reverse, according to a new study based on computer models.[more]

Japan And NASA Launch Rainfall Mission


A new satellite to measure global rainfall and snow has been launched. Measuring precipitation globally is key for the study of the impacts of climate change.[more]

Research Says Chances Of Models Simulating Pause Low


The effectiveness of computer climate models is in dispute as a scientific argument over the ability of climate models to successfully simulate the so called global warming pause breaks out in the pages of Nature Climate Change.[more]

High Climate Change Extinction Risks Predictable


Judging the effects of climate change on extinction may be easier than previously thought, according to a paper entitled, “Life history and spatial traits predict extinction risk due to climate change,” published today (26…[more]

January 2014 Was The Warmest Since 2007 Says NOAA


Here is NOAA’s report on the global climate in January 2014.[more]

Research: Volcanic Aerosols Contribute To The Pause


New research suggests that climate models may have overestimated global warming because they do not include the impact of aerosols from volcanic eruptions. The implication is that this may be a partial explanation of the so…[more]

New Study Analyses El Nino Taimasa


A new study will help predict sea level changes related to El Nino.[more]

Models Say Climate Change Causes More Arctic Cyclones


An increase in Arctic cyclones is linked to climate change, according to a study based on historical climate model simulations.[more]

Warning That Planet May Get Hooked On Geoengineering


Researchers have warned in a new paper that attempts to mitigate the impact of global warming by injecting reflective particles into the upper atmosphere would create a severe threat unless the activity were maintained.[more]

WMO: Worldwide Extreme Weather Seen In 2014


Parts of the world have witnessed a series of extreme weather conditions in the first six weeks of 2014, continuing a pattern that was set in December 2013, according to the World Meteorological Organisation (WMO).[more]

Three-In-Four Chance of 2014 El Nino Says Research


New research published this week suggests a three-in-four chance of an El Nino Pacific Ocean warming event beginning in late 2014. Meanwhile the Australian Bureau of Meteorology says the current status of the so called El Nino…[more]

Carbon Implicated In Earth’s Most Severe Extinction


MIT researchers find that the end-Permian extinction happened in just 60,000 years — much faster than earlier estimates – and appears to have been linked to an increase in carbon dioxide in the atmosphere, possibly due to…[more]

Research Suggests Pacific Trade Winds Cause Pause


An article published online in Nature Climate Change today investigates how strengthened Pacific trade winds can account for 0.1C–0.2C of cooling through increased subsurface ocean heat uptake— this is enough to account for much…[more]

Met Office: Storms “Consistent” With Global Warming


A joint report issued by the UK Meteorological Office and the UK Centre of Ecology and Hydrology states that the recent stormy weather that has afflicted the British Isles is “consistent” with global warming although the two…[more]

ESA Sets Out To Find Missing Ocean Heat


Satellite and local readings show that the rapid rise in sea-surface temperatures seen in the last quarter of the 20th century has significantly slowed in the past 15 years. The European Space Agency’s Climate Change Initiative…[more]

RSS January Anomaly Down On Last Year


January data for the global lower tropospheric temperature anomaly has been released by Remote Sensing Systems showing an anomaly of +0.262C above the long term average[more]

Alaskan Arctic Lake Ice Thinning Cuts Winter Ice Season


Arctic lakes have been freezing up later in the year and thawing earlier, creating a winter ice season about 24 days shorter than it was in 1950, a University of Waterloo study has found.[more]

Latest Data Shows Arctic Sea Ice Volume Has Increased


Satellite data shows that Arctic sea ice is getting thicker as Antarctic sea ice extent continues to expand to near record levels, according to a report issued by the US National Snow and Ice Data Center, in Boulder Colorado,…[more]

UAH January 2014 Temperature Anomaly Down On January 2013


Satellite data from the University of Alabama in Huntsville (UAH) shows the January global temperature anomaly for the lower troposphere was +0.291C compared with +0.497C for January 2013. [more]

WMO Chief Warns Of Continued Warming Trend


The WMO warns today in a press statement that global warming continues even though the rate of warming is uneven due to natural variations in the climate system.[more]

Huge Flood Costs Projected For 21st Century Sea-Level Rise


Global average storm surge damages could increase to $100,000 billion per year by the end of century, if no adaptation action is taken, according to estimates in new research.[more]

Huge Flood Costs Projected For 21st Century Sea-Level Rise


Global average storm surge damages could increase to $100,000 billion per year by the end of century, if no adaptation action is taken, according to estimates in new research.[more]

Climate Study: Major Changes in Vegetation Distribution by 2100


As climate change warms the Earth’s surface the distribution of plant species could be affected, warns a new study. This report courtesy of the University of Arkansas.[more]

Global Warming Snow Decline Threat to Ice Shelves


Disappearing snow increases the risk of collapsing ice shelves in Antarctica that will release ice into the sea and so help increase sea levels, according to new research.[more]

BoM Computers Spy Hints Of El Nino


Computer models used by the Australian Bureau of Meteorology (BoM) suggest that an El Nino Pacific Ocean warming event may be triggered later this year, according to the latest update on the El Nino Southern Oscillation (ENSO)…[more]

Asian Ozone Pollution In Hawaii Linked To Climate


Asian ozone pollution in Hawaii is tied to climate variability, according to new research published in Nature Geoscience. This report from Princeton University.[more]

Reconstructed Data Ranks 2013 Hotter Than 1998


A reconstruction of the Met Office temperature record suggests that 2013 was, in fact, warmer than the El Nino year of 1998, that temperatures have been rising since 1998, that global warming continues and that the so called…[more]

Aerosols Cloud Picture Of Global Warming


A new paper in Science highlights the uncertain role that aerosols play in climate change.[more]

Tropical Carbon Cycle Sensitivity Has Doubled


The sensitivity of the carbon cycle to tropical temperature variations has doubled, research shows.[more]

2013 Tied As 6th Warmest Year On Met Office Data


The UK Meteorological Office has updated its HadCRUT4 annual temperature database to include figures for 2013. The data shows that 2013 tied with 2002 and 2009 as the sixth warmest year on record. This means that the so called…[more]

Dust Deposition In Southern Ocean Affected Past Climate


The journal Science publishes results from a Polarstern expedition in the mostly unexplored South Pacific which discovered that dust blown out to land and falling onto the ocean affected the climate in the past[more]

Antarctic Ice Loss At Odds With Ozone Depletion


A recent paper suggests that the recent expansion of Antarctic ice is at odds with what computer models predict should happen as a result of the depletion of stratospheric ozone and the Antarctic ozone hole even though the…[more]

Ancient Forests Stabilised Earth’s CO2 And Climate


New research suggests that forests played a key role in controlling atmospheric carbon dioxide levels in the past.[more]

Arctic Inland Waters Emit Lots Of CO2


Assumptions about the absorption of carbon by the land in polar regions may be overestimated unless they take into account the emission of carbon by inland waters, according to new research.[more]

A Resolution Of The Antarctic Sea Ice Paradox


A new paper claims to explain the paradox of why sea ice is growing in the Antarctic despite global warming. A combination of observational data and modelling reveals the potential significance of the north and tropical Atlantic…[more]

Land Use Not Climate Change Driving Flood Losses


Changing landscapes are to blame for increased flood risk and not global warming says new research. Here is the news release describing the findings of the research which has just been published in the Hydrological Sciences…[more]

Asian Air Pollution Affecting World’s Weather


Researchers have found that air pollution over Asia – much of it coming from China – is impacting global air circulations.[more]

Pause Due To Internal Variability And Pollution


The so called pause in global warming that has been apparent since the late 1990s may be due to air pollution and to a greater frequency of La Nina Pacific Ocean cooling events as well as to other factors such as volcanic…[more]

NOAA Says 2013 Was The Fourth Warmest Year


The globally averaged temperature for 2013 tied with 2003 as the fourth warmest year since record keeping began in 1880, according to NOAA scientists. Here is the text of the NOAA press release and of the summary of the NOAA…[more]

NASA Says 2013 Was Seventh Warmest Year


NASA scientists say 2013 tied with 2009 and 2006 for the seventh warmest year since 1880. While this appears to confirm that the so called pause in global warming that began around 1998 appears to have continued in 2013, NASA…[more]

Extreme El Nino Events To Double Say Researchers


Extreme weather events fuelled by unusually strong El Ninos, such as the 1983 heatwave that led to the Ash Wednesday bushfires in Australia, are likely to double in number as our planet warms, according to researchers from the…[more]

Water Cycle Amplifies Abrupt Climate Change Say Researchers


New research shows that historic changes in the water cycle were the main drivers of widespread environmental change in western Europe. This has implications for the impact of the water cycle on climate change today.[more]

NASA Uses Drone To Scan For Signs Of Climate Change


NASA searches for climate change clues in the gateway to the stratosphere using a Global Hawk research aircraft. This is the Airborne Tropical Tropopause Experiment (ATTREX).[more]

Study: EU Can Cut Carbon 40 Percent At Moderate Cost


Analysis by the Stanford Energy Modeling Forum suggests that the European Union could achieve a significant reduction in greenhouse gas emissions to help offset climate change at relatively moderate cost. This news report…[more]

Global Warming’s “Biggest Offenders” Named


The United States, China, Russia, Brazil, India, Germany and the United Kingdom are named as the seven countries accounting for most of the temperature increase believed to be due to climate change, according to a new study. This…[more]

Intensity Of East Asian Tropical Cyclones Has Increased


A study published today highlights growing threat of intense tropical cyclones hitting East Asia. The intensity of such storms has increased over the last 30 years. This is consistent with what many climate scientists would…[more]

Leave a Comment

You must be logged in to post a comment.

This site uses Akismet to reduce spam. Learn how your comment data is processed.