Page 447 - Economia Azul - versão: inglês

varies according to the different modes dynamics of the oceans in remote areas far operations with the resulting short-term lo- high-performance computers that will
and patterns of the tropical Atlantic cli- from the coast. The accident that occurred cation of the aircraft wreckage. contribute to the integration of forecast-
mate (HOUNSOU-GBO et al., 2015; CA- in the equatorial region of the Atlantic with This work was also supported by oth- ing models for the drift from objects at
BOS et al., 2019). Extreme rainfall events intense variability in the direction of ocean er international initiatives – particularly by sea and planning operations.
that affect coastal areas of Northeast Bra- currents on the surface and subsurface, in France, due to its responsibility towards Fighting marine pollution: oil spill
zil, causing catastrophic flooding, land- addition to the strong ocean-atmosphere Air France – in which many operational off the Brazilian coast
slides and major infrastructure destruction interaction, represented a great challenge centers conducted complementary stud-
are caused by anomalously warm condi- for search and rescue operations to define ies (SCOTT et al., 2012; DRÉVILLON et al., In actions to mitigate environmental im-
tions of the tropical Atlantic surface layer, the initial area and the probable direction 2013). They brought to light a new aspect pacts caused by oil spills at sea by ships or
excess humidity and acceleration of the of derives from the wreckage of the aircraft of operational ocean forecasting already es- oil exploration platforms, the use of tem-
trade winds that intensify near the coast and possible survivors. tablished in the atmospheric sciences: the perature, density and current predictions is
from Brazil and excite mesoscale con- The occurrence of the accident in an use of multi-models and multi-assimilation also fundamental so that oil transport mod-
vective cells in the atmosphere associat- area far from the coast, about 770 km systems capable of reducing trajectory fore- els can be applied. These must also predict
ed with eastern atmospheric waves from from the Fernando de Noronha Archipela- cast errors and making them more reliable. physical transformations in the oil, such as
Africa (KOUADIO et al., 2012). Coupled go and 1,100 km from Natal, beyond the Due to the chaotic component of ocean dy- evaporation of volatile gases, so that, cou-
ocean-atmosphere modeling showed how limits of the air and maritime search and namics, the use of forecast sets conducted pled with the circulation models, they can
positive SST anomalies of more than 1ºC rescue area in Brazil, demanded a great by different centers provides a more robust predict the position of the oil in the water
in the tropical Atlantic warm pool led to logistical effort carried out by the Brazil- probabilistic forecast than a single forecast. column. The forecast of three-dimensional
the intensification of convective cells that ian Air Force and the Brazilian Navy. The A similar approach was also employed with currents, together with the oil model, will
caused extreme rainfall and flooding in difficulties of operating in such an inhos- the Malaysia Airlines flight MH370 accident help to define the areas to be affected by
Recife from June 10 to 25, 2010 (SILVA pitable region, associated with the tech- (DURGADOO et al., 2021). the oil and for decision makers to act in the
et al., 2018). Hounsou-Gbo et al. (2019) nological challenges of the time, proved Currently, it is not possible to envision mitigation of its environmental impact.
showed that the entire tropical Atlantic the relevance of scientific knowledge for the conduct of search and rescue opera- The serious oil spill that hit beaches on
region was affecting the climate variability a nation that has a prominent role in the tions at sea without prior knowledge and the coast of Brazil from August 30, 2019,
of the Northeast. Such a problem can be South Atlantic, and as such, it constitutes constant monitoring of the meteoceano- to March 20, 2020 (SOARES et al., 2022;
investigated using operational products a reference for large-scale activities and graphic variables, thus representing ini- FERREIRA, 2022; NOBRE et al., 2022) de-
available from CMEMS and others, such challenges related to with the sea, even in tialization data for the state of the art of noted the evident need for continuous
as satellite and in situ data in the tropical areas located beyond its jurisdictional lim- mathematical models of planning, man- monitoring of maritime traffic and the
Atlantic, the key role of the PIRATA and its under the aegis of safeguarding human agement and control used in the search maintenance and improvement of mete-
Argo platforms, which today provide the life at sea, fundamental for the develop- and rescue operations. In this way, the oceanographic forecasting systems, far be-
minimum sampling required for monitor- ment and promotion of the Blue Economy. Brazilian Navy, through the Naval Oper- yond the areas contained in our Amazônia
ing the relevant ocean-atmosphere vari- Only through meteoceanographic mod- ations Command (ComOpNav) and the Azul (Blue Amazon) due to the absence of
ability in the region (FOLZ et al., 2019). eling and drift buoys associated with as- CHM, in partnership with Shell Brasil and physical barriers in the oceans. Phenom-
similation and reanalysis techniques, con- Prooceano Companies, with the Research ena or inappropriate activities that occur
Search and rescue operations at ducted since 2007 at the CHM through the Development Foundation (FUNDEP) as an on the high seas, outside the jurisdictional
sea: the case of flight AF447
initiative of Brazilian researchers in opera- actor, established a project in 2019 for the limits of Brazil, can be potentially harmful
In 2009, the crash of an Air France tional oceanography at REMO, it was pos- development of the Planning and Decision to the environment and compromise the
plane, which was carrying flight AF447 sible to carry out a detailed study of the Support System for Search and Rescue Op- Brazilian Blue Economy.
from Rio de Janeiro to Paris, indicated the region that allowed adequate guidance of erations at Sea (SPAD-SAR) which, among Thanks to the numerical regression
importance of knowing and predicting the the ships and aircraft involved in the search other actions, allowed the acquisition of modeling carried out by the workin group,

444 BLUE ECONOMIY From Observation to Data Use 445