Microsoft is testing showing the local/places listings in green within the Bing search results. Normally, you'd see them in the normal white background color, but here it is in green.
This was spotted by Frank Sandtmann who posted the following screenshot on Mastodon:
In comparison, this is what I see:
Frank wrote, "Bing is getting even more colorful. In this test, it appears that they have ditched the map and are showing Places results in green."
Forum discussion at Mastodon.