The bar graph shown compares the amount of lake covered in ice of five different North American lakes across 2 different time periods which are from 1973 to 1992 and from 1992 to 2012.
Overall
, if we take the two periods in combination, Linking Words
it is clear that
the higher frozen proportion occurred during the first one, from 1973 to 1992.
During the 19-year Linking Words
period
of 1973 to 1992, the glaciated part of Erie Lake was at its highest, at exactly 30%, Use synonyms
whereas
in the second Linking Words
period
, Use synonyms
this
number was reduced by approximately 2.5%, equivalent to roughly 27.5%. Linking Words
Nevertheless
, Erie still remained the highest in both periods. Linking Words
In contrast
, Ontario Lake was covered the least in ice, with more than 5% from 1973 to 1992, and a slight reduction to less than 5% in the other Linking Words
period
reported.
The other lakes, Use synonyms
such
as Superior, Huron, and Michigan, showed broad similarities since they all decreased significantly in the following Linking Words
period
. As far as the 3 lakes were concerned, their solidified part in the first Use synonyms
period
ranged from less than 15% to about 27.5%; Use synonyms
however
, that number reduced severely to a scope of 10% to 20% in the subsequent Linking Words
period
.Use synonyms
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