给定一段英文文本，请生成一篇与其主题相关的摘要（不超过5句话）。
The COVID-19 pandemic has had a significant impact on global travel, with many countries implementing restrictions on entry and exit. The tourism industry has suffered greatly as a result, with numerous businesses closing down or struggling to stay afloat.
The COVID-19 pandemic has caused severe disruption to the global travel industry, leading to many countries imposing restrictions on travel. As a result, the tourism industry has been hit hard, resulting in numerous business closures and financial difficulties.