Expressions of risk awareness and concern through Twitter: On the utility of using the medium as an indication of audience needs
作者：
Highlights：
• Twitter can help manage emergencies as individuals can provide updates from the field.
• Little is known about the ways in which people use Twitter under the circumstances.
• We examined Twitter use in the hours leading up to the landfall of Hurricane Sandy.
• Twitter content may be useful for identifying the needs of different communities.
摘要
•Twitter can help manage emergencies as individuals can provide updates from the field.•Little is known about the ways in which people use Twitter under the circumstances.•We examined Twitter use in the hours leading up to the landfall of Hurricane Sandy.•Twitter content may be useful for identifying the needs of different communities.
论文关键词：Twitter,Social media,Emergency management,Risk communication,Crisis communication
论文评审过程：Available online 20 March 2014.
论文官网地址：https://doi.org/10.1016/j.chb.2014.02.029
