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Optical Measurement and Aerosol Filter Loading for Climate Studies.

Fialho, Paulo; Pio, Casimiro; Calvo, Ana; Cerqueira, Mário; Cardoso, João; Jorge, Danilo; Almeida, Marta

Workshop CV Dust Atmospheric Aerosols in Cape Verde Region. Aveiro, 11 Janeiro 2013.


Properties of Aerosol in the North Atlantic Free Troposphere at the Pico Mounta...

Mazzoleni, Claudio; Mazzoleni, Lynn R.; Fialho, Paulo; Kumar, Sumit; Dzepina, Katja; Dziobak, Michael P.; Kramer, Louisa; Olsen, Seth C.; Owen, Robert

4th Atmospheric System Research (ASR), Science Team Meeting. Potomac, Maryland, March 18-21, 2013. ; The Pico Mountain Observatory is located at an altitude of 2225 meters above sea level in the summit caldera of the Pico volcano in the Azores, Portugal (38.47°N, 28.40°W). The scientific value of the station stems from the fact that this is the only permanent free-tropospheric monitoring station in the central...


Climatology and Atmospheric Chemistry of Non-Methane Hydrocarbon Emissions over...

Muñoz, Mauricio; Helmig, Detlev; Hueber, Jacques; Mazzoleni, Claudio; Mazzoleni, Lynn R.; Owen, Robert; Val Martin, Maria; Fialho, Paulo

European Geosciences Union (EGU), General Assembly. Viena, Austria, 07 - 12 April 2013. ; Non-methane hydrocarbons (NMHC) covering the C2 to C7 volatility range have been monitored at the Pico Mountain Observatory, Pico Island, Azores, Portugal, since 2004. The Observatory is located at 2225 m a.s.l. in the caldera of the Pico Mountain volcano, and during most times receives lower free tropospheric air that ha...


Measurement of Aerosols and Trace Gases in the Free Troposphere at the Pico Mou...

Kramer, Louisa; Mazzoleni, Claudio; Mazzoleni, Lynn R.; Fialho, Paulo; Helmig, Detlev; Olsen, Seth C.; Owen, R. Chris; Dziobak, Michael P.

European Geosciences Union (EGU), General Assembly. Viena, Austria, 07 - 12 April 2013. ; Here, we present an overview of gas and aerosol data measured at the Pico Mountain Station. The primary objective of these measurements are to enhance our knowledge of anthropogenic and biomass burning emissions from North America and their relative impact on atmospheric composition and radiative forcing in the free tropo...


Ciência, Crise e Mudança. 3.º Encontro Nacional de História das Ciências e da T...

Brandão, José Manuel; Nunes, Maria de Fátima; Dias, Pedro Sousa; Abrantes, Isabel; Almeida, Maria Antónia; Antunes, Carlos; Assis, José Luís

III Encontro Nacional de História das Ciências e da Tecnologia. O Centro de Estudos de História e Filosofia da Ciência, organiza o 3.º Encontro Nacional de História da Ciência e da Técnica, sob o tema «Ciência, Crise e Mudança» que tem lugar na Universidade de Évora, nos dias 26, 27 e 28 de Setembro de 2012. O Primeiro Encontro Nacional de História da Ciência teve lugar em 21 e 22 Julho de 2009, no seguimento ...


Ten Years of Black Carbon Measurements in the North Atlantic at the Pico Mounta...

Kumar, Sumit; Fialho, Paulo; Mazzoleni, Lynn R.; Olsen, Seth C.; Owen, R. Chris; Helmig, Detlev; Hueber, Jacques; Dziobak, Michael P.; Kramer, Louisa

45th annual Fall Meeting, AGU. San Francisco, California, 3-7 December. ; The Pico Mountain Observatory is located in the summit caldera of the Pico mountain, an inactive volcano on the Pico Island in the Azores, Portugal (38.47°N, 28.40°W, Altitude 2225m asl). The Azores are often impacted by polluted outflows from the North American continent and local sources have been shown to have a negligible influence a...


Seasonal Variability of Atmospheric Dust Over Cape Verde Islands.

Pio, Casimiro; Freitas, Maria do Carmo; Cardoso, João; Nunes, T.; Almeida, S. M.; Almeida, Marta; Tchepel, O.; Rocha, F.; Cerqueira, Mário; Ferreira, F.

International Congresso on Environmental Health (ICEH 2012). Lisboa, 29 Maio – 1 Junho.


Aerosol Measurements in the Free Troposphere at the North Atlantic Pico Mountai...

Mazzoleni, Claudio; Fialho, Paulo; Gorkowski, Kyle; Owen, Robert; Dziobak, Michael P.; Hueber, Jacques; Dzepina, Katja; Kramer, Louisa; Olsen, Seth C.

3th Atmospheric Science Research (ASR), Science Team Meeting. Arlington, Virginia, March 12-16, 2012. ; Pico is a small island (447 km2) in the archipelago of the Azores, Portugal, in the North Atlantic Ocean. The island has a very steep inactive volcano. An atmospheric monitoring station (Pico Mountain Observatory) was established close to the summit of the volcano by the late Dr. Richard Honrath and colleagu...


Aerosol optical properties at Santiago Island, Cape Verde.

Cerqueira, Mário; Pio, Casimiro; Fialho, Paulo; Cardoso, João; Nunes, T.; Almeida, S. M.

European Aerosol Conference. Granada, Spain, 2-7 September 2012. ; > huge amounts of mineral dust are emitted every year from the Sahara desert to the atmosphere; > optical parameters of mineral aerosols determine the direct interaction of solar and terrestrial radiation in the atmosphere through scattering and absorption; > mineral dust has a great impact on cloud formation leading to additional indirect radi...


Free Tropospheric Aerosol Measurements at the Pico Mountain Observatory, Azores...

Mazzoleni, Claudio; Mazzoleni, Lynn R.; Fialho, Paulo; Kumar, Sumit; Dzepina, Katja; Dziobak, Michael P.; Kramer, Louisa; Olsen, Seth C.; Owen, Robert

AAAR 31st Annual Conference. Minneapolis, Minnesota, October 8-12, 2012. ; In this poster we discuss a limited subset of the aerosol measurements performed at the Pico Mountain Observatory. The Black Carbon (BC) mass shows a clear seasonal pattern over a ten-years period. The 2012 scattering measurements show highly variable signals with events with high scattering and periods of very low aerosol loading. Dust...


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