It’s time to add rat infestations to the long list of issues that may be made worse by climate change.

Large rat populations can have a damaging effect on cities. Researchers found that living with rats " impacts people and their psyche."

Rat populations are growing out of control in cities across the United States and the problem is only going to get worse unless something is done. Because

A new study finds that rat infestation in many of the world’s cities appears to be soaring, especially in Washington.

The study did not count rats directly; instead, it analyzed rat sighting complaints submitted by city residents.

The Washington Post reports that rat populations in urban areas are increasing worldwide, largely because of climate change. Researchers came to this conclusion after studying 16