Books Ngram Viewer
Share
Download raw data
Share
code
Embed chart
Facebook
Twitter
Embed Chart
<iframe name="ngram_chart" src="https://books.google.com/ngrams/interactive_chart?content=paleolimnology,acid+rain,eutrophication,climate+change,lake+sediments&year_start=1960&year_end=2008&corpus=15&smoothing=3&share=&direct_url=t1;,paleolimnology;,c0;.t1;,acid%20rain;,c0;.t1;,eutrophication;,c0;.t1;,climate%20change;,c0;.t1;,lake%20sediments;,c0" width=900 height=500 marginwidth=0 marginheight=0 hspace=0 vspace=0 frameborder=0 scrolling=no></iframe>
content_copy
Copy
Part-of-speech tags
cook_VERB, _DET_ President
Wildcards
King of *, best *_NOUN
Inflections
shook_INF drive_VERB_INF
Arithmetic compositions
(color /(color + colour))
Corpus selection
I want:eng_2019
Close
View All options
1960
-
2008
arrow_drop_down
Choose years
to
Cancel
Apply
English (2012)
arrow_drop_down
Choose corpus
check
English
2019
check
American English
2019
check
British English
2019
check
Chinese (simplified)
2019
check
English Fiction
2019
check
French
2019
check
German
2019
check
Hebrew
2019
check
Italian
2019
check
Russian
2019
check
Spanish
2019
check
American English
2012
check
British English
2012
check
Chinese (simplified)
2012
check
English
2012
check
English Fiction
2012
check
French
2012
check
German
2012
check
Hebrew
2012
check
Italian
2012
check
Russian
2012
check
Spanish
2012
check
American English
2009
check
British English
2009
check
Chinese (simplified)
2009
check
English
2009
check
English Fiction
2009
check
English One Million
2009
check
French
2009
check
German
2009
check
Hebrew
2009
check
Russian
2009
check
Spanish
2009
Case-Insensitive
Smoothing
arrow_drop_down
Choose Smoothing
check
0
check
1
check
2
check
3
check
4
check
5
check
6
check
7
check
8
check
9
check
10
check
20
check
30
check
40
check
50
Search in Google Books
paleolimnology
chevron_right
1960 - 1974
1975 - 2000
2001
2002 - 2004
2005 - 2008
English (2012)
acid rain
chevron_right
1960 - 1984
1985 - 1993
1994 - 1995
1996 - 2005
2006 - 2008
English (2012)
eutrophication
chevron_right
1960 - 1973
1974 - 1990
1991 - 1993
1994 - 2005
2006 - 2008
English (2012)
climate change
chevron_right
1960 - 1992
1993 - 2005
2006
2007
2008
English (2012)
lake sediments
chevron_right
1960 - 1970
1971 - 1982
1983 - 1985
1986 - 2003
2004 - 2008
English (2012)