![World Economic Forum on Twitter: "Want to understand the world's biggest problems better? Read these 7 books https://t.co/mmkdKnojIr #WorldBookDay @wefbookclub https://t.co/SS5t1g91Do" / Twitter World Economic Forum on Twitter: "Want to understand the world's biggest problems better? Read these 7 books https://t.co/mmkdKnojIr #WorldBookDay @wefbookclub https://t.co/SS5t1g91Do" / Twitter](https://pbs.twimg.com/media/EqPoGxaXAAEh5PW.png)
World Economic Forum on Twitter: "Want to understand the world's biggest problems better? Read these 7 books https://t.co/mmkdKnojIr #WorldBookDay @wefbookclub https://t.co/SS5t1g91Do" / Twitter
![The 5 biggest problems no one is talking about: Could they cause the end of the world? | Science | News | Express.co.uk The 5 biggest problems no one is talking about: Could they cause the end of the world? | Science | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/151/590x/748771_1.jpg)
The 5 biggest problems no one is talking about: Could they cause the end of the world? | Science | News | Express.co.uk
![1. Views of the major problems facing the country Views of major problems facing the U.S. | Pew Research Center 1. Views of the major problems facing the country Views of major problems facing the U.S. | Pew Research Center](https://www.pewresearch.org/politics/wp-content/uploads/sites/4/2019/12/chart-4.png)