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MACC-III supports French authorities on elevated SO2 values
09 October 2014   In the middle of September several European countries were surprised by measurements of high sulphur dioxide concentrations at ground level. SO2 is known as a precursor for acid rain, but also acts as an irritant to the respiratory system as well as being a precursor of sulphate aerosol. Due to str ...
Goodbye MACC-II; hello MACC-III
18 August 2014   MACC-II officially finished on 31 July, but in collaboration with the Research Executive Agency (REA) of the European Commission we have put the MACC-III follow-on in place to bring us to April 2015. MACC-III is funded through the European Union ' s Horizon 2020 programme and will ensure that all th ...
Air quality forecasts for football World Cup
18 June 2014   The air quality modelling team at TNO in the Netherlands is taking advantage of the 2014 Football World Cup to test drive their operational air quality forecasting system over the Brazilian East Coast. TNO is a partner in MACC-II and contributes in collaboration with KNMI to the MACC-II regiona ...
MACC-II CO2 flux estimates appear in Nature publication
27 May 2014   Each year, terrestrial ecosystems take up a significant fraction of anthropogenic CO2 emissions, thereby slowing the increase in greenhouse gases and global warming. In 2011, global land carbon uptake was estimated to be a record breaking 40% of annual fossil fuel and land-cover change CO2 emissions ...
Poor air quality over north-west Europe
03 April 2014   The United Kingdom and the Netherlands have been confronted this week by poor air quality. Forecasts from the UK Met Office and DEFRA showed high levels of pollution for most of the week, which were confirmed by observations , especially today in the London area. MACC-II has been following the deve ...
Initial work in MACC leads to important study on meningitis
27 March 2014   A study, which started as one of the MACC service chain development examples, has now led to a well-received publication on meningitis. Carlos Pérez García-Pando and co-authors have shown the usefulness of dust aerosol climatologies to predict part of the year-to-year variability of th ...
MACC-II Open Science Conference in Brussels
03 December 2013   MACC-II is organising an open science conference from Monday 27 January 2014 to Thursday 30 January at the Academie Royale de Belgique in Brussels. The conference will cover all the scientific areas of MACC-II as well as applications: greenhouse gases, reactive gases, aerosol, regional air quality ...
MACC-II feature article in EM Magazine
19 November 2013   The EM Magazine is a monthly publication for environmental managers published by the International Air & Waste Management Association . A&WMA is an organization with outreach to more than 5,000 environmental professionals in 65 countries. The November issue of the EM magazine focuses on ...
MACC-II on-line lecture series
16 October 2013   In June 2013 MACC-II organised a summer school for early-career scientists, users of MACC-II products and data providers. A prestigious set of speakers delivered lively presentations on the key aspects of atmospheric composition science as well as important background information on the range of ser ...
1st MACC-II policy-user workshop
14 October 2013   1st MACC-II policy-user workshop - Copernicus Atmospheric service for European Air quality policy, Brussels, 27-28 November 2013 The Atmospheric service of Copernicus provides a large number of products that are relevant for the general public. For European Air quality policy in particular, Copernic ...
Canadian smoke spreading over Europe
10 July 2013   Biomass burning plume from Canada 10 July 2013 People in northern Europe wondering about the sometimes slightly hazy skies this month will be surprised to learn that they are looking at smoke from wildfires in Canada. The very active fire season in the Canadian boreal forests is producing large a ...
Aerosol radiative forcing products
27 June 2013   Direct aerosol radiative shortwave forcing at the top of the atmosphere MACC II scientists have estimated the impact of man-made atmospheric aerosols on climate, finding that they offset up to a third of the warming due to greenhouse gases. Aerosols are tiny particles emitted into the atmosphere by ...
Smoke affecting Singapore
20 June 2013   The city-state of Singapore is currently engulfed in a thick haze, strongly affecting the air quality. Singapore ' s three-hour pollution standards index reached 371, which is higher than ever measured before by Singapore’s National Environment Agency; readings above 300 are considered hazardo ...
Nice weather brings elevated surface ozone values
18 June 2013   The current flow of very warm air from southern Europe into middle and North-Western Europe does not only bring high temperatures. The nice sunny weather also causes adverse air quality episodes, which can affect health . MACC-II European air quality forecasts for today and tomorrow show clearly in ...
Global CO2 forecasts
08 March 2013   Global near-real-time CO2 forecast MACC-II has added a new daily product to its large portfolio of global forecast products. Global atmospheric CO2 concentrations are now being forecasted with a five-day lead time at very high resolution (~16 km in the horizontal, 91 vertical levels) every 3 hours. ...
Smog over Belgium
24 January 2013   Today, 24 January 2013, Belgian authorities implemented a smog alarm leading to an immediate reduction of the speed limit to 90 km/h in certain areas. The smog alarm resulted from high concentrations of atmospheric particulates (PM10) that have a direct impact on human health. Especially people wi ...
Impact of black carbon on climate larger than thought
16 January 2013   Several key scientists* involved in MACC-II contributed to a study that shows that black carbon aerosol has a much larger impact on climate than previously thought. The study that appeared on 16 January in the American Journal of Geophysical Research - Atmospheres says that the direct influence of b ...
MACC-II aerosol feature in French science magazine
08 January 2013   MACC-II aerosol research is featured in this month ' s issue of "Pour la Science" , one of the main general science popularization publications in France (and French version of "Scientific American" ). Olivier Boucher and colleagues present in very general terms an overview of atmospheric aerosols ...
MACC-II Summer School Open for Applications
10 December 2012   Applications are now open for the MACC-II "MODELING AND FORECASTING OF ATMOSPHERIC COMPOSITION AT DIFFERENT SCALES" summer school. The lectures will focus on issues such as the acquisition and analysis of in situ and satellite observations, the development of global and regional chemistry-tran ...
Second MACC-II General Assembly
25 September 2012   The second General Assembly of MACC-II project has taken place between Tuesday November 6th and Friday November 9th 2012 at Météo-France ' s Centre International de Conférences. Please visit the assembly website for detailed programme. Presentations are available here . ...
MACC forecasts help to interpret Seattle haze
10 July 2012   The MACC-II forecasts of the smoke plume from large wildfires in Russia have been instrumental in understanding the origin of the smoke/haze impact on the American north-west. The area around Seattle has suffered from significant hazy skies over the last week making people wonder if this was smoke c ...
First General MACC-II Assembly
20 January 2012   From 27 February until 2 March 2012, ECMWF will host the final General Assembly of the Monitoring Atmospheric Composition and Climate (MACC) project combined with the first General Assembly of its follow-on project MACC-II. The aim of the meeting is to review and present the achievements of MACC as ...
MACC-II grant agreement signed
19 October 2011   A second phase of funding for the pre-operational GMES atmospheric monitoring and forecasting service provided by MACC has been secured until July 2014. The grant agreement for a continuation project, MACC-II, funded under the European Union ' s Seventh Framework Programme, entered into force on 14 ...
International day for the preservation of the ozone layer
15 September 2011   On 16 September, the world celebrates the International Day for the Preservation of the Ozone Layer and the benefits brought about by the Montreal Protocol 24 years ago. The stratospheric ozone service of MACC ( http://www.gmes-stratosphere.eu ) aims at monitoring stratospheric ozone and the chemic ...
Eruption of Grimsvotn volcano
23 May 2011   On 21 May 2011 the Icelandic volcano Grimsvotn started erupting, emitting large amounts of ash particles, sulphur dioxide, and water vapour. We refer to the web pages of the London Volcanic Ash Advisory Centre (VAAC) for up-to-date information and advisories to the public. Up-to-date satellite obs ...
Cold temperatures in Arctic ozone layer lead to ozone depletion
04 April 2011   It was exceptionally cold in the ozone layer in the past month. During the first half of March there were several days with record-low temperatures in the stratosphere at altitudes of about 20 km, and the cold period continued for the entire month. This led to sustained low ozone values over the pol ...
Release of radioactive material in Japan
16 March 2011   MACC is developing services to support institutions that are providing advice and warnings related to atmospheric composition. For the current precarious situation with the Fukushima nuclear power plant in Japan, MACC will not put any plume simulations on the public MACC web site as we have done in ...
Improved aerosol forecasts
11 February 2011   The MACC near-real-time aerosol forecasts have been improved. Adjustments to the deposition rates of the various aerosol types as well as an increase of the horizontal resolution have led to better 4-day forecasts. Daily plots from the new system are now available on the MACC web site. These plots ...
MACC Conference
02 February 2011   The MACC Conference on Monitoring and Forecasting Atmospheric Composition, which also serves as the third general assembly of the project, is an open scientific event. It will provide an opportunity for users of MACC products and the wider scientific community to learn about MACC, interact with pro ...
MACC reanalysis has finished 2004
26 November 2010   The MACC reanalysis, which will cover the period 2003 - 2010, has now finished processing the year 2004. Monthly mean plots are available on the MACC web site and the underlying data is available on the MACC data server . The aim of the reanalysis is to provide a consistent time series of greenho ...
Volcanic eruption on Java
08 November 2010   On 25 October 2010 Mount Merapi , an active volcano on the Indonesian island of Java, started erupting. Since then it has erupted many times causing a large number of casualties. The volcano has also produced plumes of volcanic ash and sulphur dioxide that can potentially affect air quality and avi ...
2010 ozone hole smaller than usual
03 November 2010   The destruction of ozone in the ozone layer over Antarctica this year is about 40 to 60% less compared to the previous five years, according to MACC analyses based on observations from the SCIAMACHY instrument on board the European ENVISAT satellite. Less ozone destruction is consistent with the exp ...
Second General Assembly Completed
25 October 2010   [ full size ] Over one hundred participants in MACC gathered with reviewers and advisors at Meteo-France in Toulouse this week for the project ' s Second General Assembly. The substantial progress made since MACC began in June 2009 was recognized, and plans for the final year of the project were ...
Second General MACC Assembly
11 September 2010   The Second MACC General Assembly will be held from 18 - 22 October 2010 at Meteo-France in Toulouse, France. Its aim is to review and present the project’s progress to date and plans for the coming year. This will be achieved through a set of parallel meetings on individual themes, follow ...
MACC Products Related to Russian Fires
12 August 2010   MACC makes daily estimates of the emission of aerosols from fires detected by satellite measurements of thermal radiation. It also assimilates satellite measurements of the optical depth of aerosols. The animation shows the aerosol optical depth due to black carbon and organic matter from successive ...
Reanalysis production started
01 June 2010   The production of the MACC reanalysis has succesfully started. The reanalysis will cover the period 2003 - 2010, and the first year has now been processed. The aim of the reanalysis is to provide a consistent time series of greenhouse gases, reactive gases and aerosol combining the information from ...
Volcanic Eruption in Iceland
16 April 2010   MACC is developing services to support institutions that are providing advice and warnings related to atmospheric composition. In the case of the current Icelandic volcanic eruption, the direct responsibility for advice for aviation for the region lies with the London Volcanic Ash Advisory Centre ...
Pre-operational Ozone Verification On-line
09 February 2010   The pre-operational monitoring and evaluation of the MACC stratospheric ozone service is now available on-line from the Belgian Institute for Space Aeronomie . The MACC stratospheric ozone service is compared with the BASCOE NRT analyses of AURA-MLS level-2 data . Besides the reference NRT ...
Successful first MACC Assembly
22 January 2010   ECMWF welcomed more than 120 visitors to the First General Assembly of the MACC project, which was held from 11 to 15 January. The aim of the Assembly was to review and present the project’s progress to date and plans for the coming year. This was achieved through a set of parallel meetings o ...
Operational Aerosol Verification On-line
09 January 2010   The operational verification of the aerosol analysis/forecasting system is now available on the MACC web site. Aerosol Optical Depth (AOD) values from the short-term forecast are compared to the observed values from the AERONET on a daily basis. The MACC team as well as the users have now the op ...
MACC supports HIPPO-III campaign
23 October 2009   MACC supports the American HIPPO observational campaign by providing near-real-time forecasts of carbon monoxide, ozone, and aerosol. The “Collaborative Research: HIAPER Pole-to-Pole Observations (HIPPO) of Carbon Cycle and Greenhouse Gases Study” will measure cross sections of atmos ...
First General MACC Assembly
21 September 2009   The First MACC General Assembly will be held from 11 - 15 January 2010 at ECMWF in Reading, United Kingdom. Its aim is to review and present the project’s progress to date and plans for the coming year. This will be achieved through a set of parallel meetings on individual themes, followed by ...