Environmental discourse in natural disaster scenarios

Figures & data

Figure 1. Number of monthly active Twitter users worldwide from the first quarter of 2010 until the first quarter of 2019 (in millions).

Source: Statista. 2019. Retrieved from https://www.statista.com/statistics/282087/number-of-monthly-active-twitter-users/. Thus, 2017 closed with 330 million active users in the social platform.

Table 1. Join date on Twitter and number of followers.

NGO	Twitter profile	Join date on Twitter	Followers on Twitter (2019)
Greenpeace	@Greenpeace	2007	1,790,717
Environmental Defense Fund	@EnvDefenseFund	2009	190,882
Sierra Club	@SierraClub	2009	357,644
Natural Resources Defense Council	@NRDC	2009	325,196

Source: Compiled by the authors based on data from Twitter.

Figure 2. Frequency analysis of words.

Source: Compiled by the authors.

Figure 3. Network of co-occurrence of terms.

Source: Compiled by the authors.

Table 2. Variables of the sampling units analysed.

Variable	Description
Tweet identifier	Single numeric code for each tweet
Account	Message issuer (N.G.O.)
Date	Posting date of the tweet
Time	Posting time of the tweet
Location	Geographic location from where the tweet was posted
Content	Text of the tweet

Source: Compiled by the authors.

Statista. (2019). Twitter: number of monthly active users 2010-2019. Retrieved from https://www.statista.com/statistics/282087/number-of-monthly-active-twitter-users/.

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