In this post, I describe my approach to Twitter-data collection and analyzing that I used to make emoji-map.
If you want to create a map of most used emojis in tweets about Australia bushfires, you should go with the following tasks:
Twitter is very friendly to data collection. You can use its API. To do this, you need to make an application here. Also, you need to have a Twitter account.
If you have Twitter-app, open Details, tab “Keys and tokens,” where you can find needed credentials: