Page 45 - Economia Azul - versão: inglês

2.2. Main sources publications in the area; together, the first 5 Figure 4. Word cloud of the 50 most frequent words based on keywords
represent almost 70% of the accumulated extracted from the contemplated articles, 1959-2020*
Figure 3 presents the 10 most relevant production of the theme.
sources accumulated on the subject, con- Marine Policy is the journal that has
centrating 84.7% of the studies. Consid- published the most on the subject, having
ering the total accumulated in the period its first publication in 1980, followed by
from 1959 to 2020* the following journals Maritime Policy and Management, whose
stand out, respectively: Marine Policy (178 first publication on the subject dates back
articles, 30.6%), Journal of Coastal Re- from 1982. Both journals concentrated
search (110, 18.9%), Ocean and Coastal publications of this nature until the mid-
Management (62, 10.7%), Frontiers in Ma- 1990, when Ocean and Coastal Manage-
rine Science (31, 5.3%) and Maritime Policy ment first published in the area, in 1994.
and Management (24, 4.1%). Despite having its first publication on the
As in the case of the most cited and topic in 2015, the Journal of Coastal Re-
most relevant countries, the concentration search more than tripled its publications
of this variable analyzed is again clear. The between 2019-2020.*
most relevant source alone is responsible Although the number of journals on this
for almost a third of the publications accu- subject has increased in recent decades, the
mulated in the area. If added to the second theme was concentrated in this list of Top
place journal, they account for half of the 5 journals, as the participation of others

Source: Santos (2021a, 2022)
Figure 3. Top 10 most relevant article sources, cumulative 1959-2020.* was decreasing over time in percentage 2.3. Relevant and frequent keywords

MARINE POLICY terms: 1990 (50.0%), 2000 (38,7%), 2010
89 (40.5%) and 2020 (30.4%). Furthermore, Keywords are usually provided by au-
JOURNAL OF COASTAL RESEARCH
there remains the significant cumulative in- thors to summarize and briefly show the
OCEAN AND COASTAL MANAGEMENT crease in publications on the subject, par- main ideas of the document; “keywords
178
13 FRONTIERS IN MARINE SCIENCE ticularly in the last two decades 2001-2010 plus” come from cited reference titles of
14 (+117.6%) and 2011-2020* (+646.2%). In analyzed documents, then provide a con-
MARITIME POLICY AND MANAGEMENT
17 recent years, the number of publications on ceptual structure of the article/chapter
COASTAL MANAGEMENT
21 the topic has grown since the 2030 Agen- (ZHANG et al., 2015). Figure 4 shows the
JOURNAL OF THE INDIAN OCEAN REGION da came into force. Especially in terms of 50-word cloud based on the frequency of
23 Sustainable Development Goal (SDG) 14, keywords extracted from articles included
OCEAN DEVELOPMENT AND
INTERNATIONAL LAW the seas and ocean are more relevant in in this study. Among them, keywords that
24
SUSTAINABILITY (SWITZERLAND) this agenda (SANTOS, 2019; SANTOS; served as the basis for the creation of the
31 CARVALHO, 2020a; UN, 2017; UNCTAD, groups of words used in the initial search
110 INTERNATIONAL JOURNAL OF MARINE 2016), which is clear from the cumulative of the Scopus and WoS databases, such
AND COASTAL LAW
62 increase in publications on the theme in as blue economy, ocean governance, blue
OTHERS
the period 2011-2015 (+95.9%) and 2016- growth, marine economy and maritime
Source: Santos (2021a, 2022) 2020* (+207.9%). economics, stand out.

42 BLUE ECONOMY Economy and the Sea: Concepts and Definitions 43
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Economy and the Sea: Concepts and Definitions