Although China seems to have continued improving air quality during the Covid era, it is premature to celebrate the end of its war against pollution.

In its February update, the Oxford English Dictionary (OED) includes numerous new words of Nigerian origin. Many of the words relate to food preparation, urban transportation, the shortening of conventional English words, and the incorporation of words from indigenous languages. For example, ‘mama put’ refers to female food venders, ‘okada’ are passenger-carrying motorcycles, ‘guber’ refers to gubernatorial, and ‘danfo’ is the Yoruba work for urban minibuses.

Widespread identity verification on social media platforms would make it harder for malicious actors to impersonate real people.