Which crop that is highly sensitive to climate change accounts for around 30% of all the calories people in sub-Saharan Africa eat? 

You can find the answer here: https://t.co/LhoIfyZrxQ

We are at a turning point in the world’s progress on some of the most fundamental challenges facing humanity. Here’s what world leaders need to do to ensure a better future. #Goalkeepers2030 https://t.co/LhoIfyZrxQ

There are so many reasons to be hopeful. Innovations that reduce the burden of disease on children are just some of the many that keep me optimistic. https://t.co/jRSjceEhOb

This is great. New Jersey is setting a new standard by taking climate curriculum one step further – not just telling students what’s happening, but also asking them what the world can do about it. https://t.co/bwmjVKXbKn

Pneumonia is the leading cause of death in children under 5. Inventprise is working to change that: https://t.co/jRSjceEhOb https://t.co/ePrWNxUC08

I feel honored to have met HM Queen Elizabeth, and I am very sad to hear of her passing. My deepest condolences to the Royal Family and the British people. https://t.co/fPbpAt5ILv

Germany is a leading voice in the fight against HIV, TB, and malaria. Once again, they're stepping up by increasing their pledge to the @GlobalFund. Germany's commitment to the #FightForWhatCounts will help save millions of lives. https://t.co/2VjMUuDZZC

I love learning about the brain. Here’s cool research on the brain's GPS. https://t.co/xTfACQo6T8

This is the toughest question I’ve ever had to answer: https://t.co/IavkgCqAyI https://t.co/zWSO9I82CU

What a run. @serenawilliams will be leaving behind an extraordinary tennis career that challenged the double standard between male and female players. I look forward to watching her continue building her amazing legacy off the court. https://t.co/K9Hxa2jB3I

This Nerd(le)’s day was just made. https://t.co/xObbTtT7Ia

Interesting research on public perception of climate change. https://t.co/Ut7hWPDuaM

If you’ve played Wordle, you know how important your first guess is. Here’s my strategy: https://t.co/Ib2QnrNlN2 https://t.co/6lr48HYmnd