The World’s Carol Hills spoke to Anne Nejs, an urban ecologist for the city of Utrecht, who worked on creating the doorbell back in 2021. She says mid-April is the best time of the season to go fish-doorbelling.
It’s been very difficult to determine whether the fish on your plate, or in your pet’s dish, was caught by an enslaved person. Thailand is tightening up its monitoring system.
For fish, the good and bad of warming ocean waters
If you’ve gone snorkeling, diving or whale-watching, the photos and videos you post online are becoming an important part of scientific research on some marine species. That’s especially true in the case of the whale shark, the world’s biggest fish.