The line chart below illustrates the United Kingdom’s air pollutants, measured in
million
Use synonyms
tonnes
, from three different Use synonyms
sources
: transport, industry, and households, during the period from 1990 to 2005.
Use synonyms
Overall
, Linking Words
although
the United Kingdom exhibited varying trends in the Linking Words
sources
of Use synonyms
pollution
over the period, the total level of air pollutants was the highest of Use synonyms
pollution
and showed a sharp decrease, Use synonyms
whereas
transport displayed minor fluctuations followed by a gradual decline.
In 1990, Linking Words
industry
recorded approximately 7.6 Correct article usage
the industry
million
Use synonyms
tonnes
. Use synonyms
This
figure decreased sharply in 1999, and showed a minor, stable decline again to just around 3.6 Linking Words
million
Use synonyms
, before
reaching approximately 3.6 Check wording
tonnes, before
million
Use synonyms
tonnes
among other factors. Industry’s Use synonyms
pollution
, Use synonyms
however
, Linking Words
although
decreasing sharply, remained significant compared to the other two Linking Words
sources
. Transport, Use synonyms
on the other hand
, had the second-highest level among the others. It began with about 5.9 Linking Words
million
Use synonyms
tonnes
in 1990, but showed a year-on-year decrease to exactly 2.0 Use synonyms
million
in 2005, illustrating another decline, similar to Use synonyms
industry
.
Total air pollutants started at roughly 15 Correct article usage
the industry
million
Use synonyms
tonnes
in 1990, with minor fluctuations throughout the period, but the Use synonyms
overall
trend remained relatively stable with slight variations. Linking Words
In contrast
, households exhibited the lowest rate of Linking Words
pollution
among the three Use synonyms
sources
, starting at roughly 5 Use synonyms
million
Use synonyms
tonnes
and finishing at approximately the same level in 2005.Use synonyms