A glance at the pie charts depicts the proportion of several types of pollutants reaching a specific point in the ocean in 1997 and 2007.
Overall
, it is clear from the graphs that the highest contribution to the ocean's pollution was Linking Words
waste
produced from air and domestic sewage regardless of the year. Use synonyms
However
, the lowest reason Linking Words
of
the dirty oceans Change preposition
for
were
litter and farm Change the verb form
was
waste
.
It can be deduced from the graph that air pollutants affect the most with 30% and 29% in 1997 and 2007, respectively. Indeed, domestic sewage was 18% in 1997 and 29% in 2007. Some contributors were considerably moderate namely marine, industrial Use synonyms
waste
and offshore oil. Use synonyms
However
, litter and farm Linking Words
waste
didn't show a remarkable change in values (less than 4%) in both years.Use synonyms
s116656m