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In a survey carried out in April of 2018, Brazilian respondents were the most skeptical regarding climate change among all the Latin American countries included in the study. When asked whether they thought that the world's climate is changing or not, 10 percent of respondents in Brazil answered negatively. The highest level of awareness among the nations shown in this graph was found in Chile, where 97 percent of respondents believed that climate change is real.

Share of respondents who believe the world's climate is changing in Latin America in 2018, by selected countries

Characteristic	Yes, the world’s climate is changing	No, the world’s climate is not changing	Don't know
Chile	97%	2%	1%
Peru	96%	2%	2%
Argentina	95%	3%	2%
Mexico	92%	3%	4%
Brazil	81%	10%	9%

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Release date

May 2018

More information

Region

LAC

Survey time period

March 23 to April 6, 2018

Number of respondents

Approx. 500 respondents per country*

Age group

18-65 years

Method of interview

Online survey

Supplementary notes

* In Brazil approximately 1,000 respondents took part on the survey,

The source provides the following information about the sample: " Brazil, Chile, Mexico and Peru produce a national sample that is considered to represent a more affluent, connected population." and " The data are weighted to match the profile of the population."

Original question: "As far as you know, do you think the world's climate is changing or not?"

Missing percentage points to 100 percent are probably due to rounding.
The wording chosen for this statistic may slightly differ from the original.

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