Coverage dated January 30, 2025 to January 31, 2025

Rat populations spike in cities due to warming temperatures, study says

Headline from WTOP Washington DC

Urban dwellers in Washington D.C., San Francisco, Toronto, New York City, and Amsterdam might have seen rats scurrying across their cities — and they’re not imagining an influx.

WTOP Washington DC's own description from its feed. We collect headlines and these descriptions, not full articles; read the original reporting below.

Reports & sources

15 articles, oldest first.

  1. Phys

    Rats! More rodents are infesting cities as scientists say warmer temperatures mean more rat babies (opens Phys)

    Published

    Phys's feed description

    Rat infestation in many world cities appears to be soaring, especially in Washington, and a new study blames warming temperatures, urbanization and other human actions.

  2. The Guardian

    ‘Perfect rat storm’: urban rodent numbers soar as the climate heats, study finds (opens The Guardian)

    Published

    The Guardian's feed description

    Sharp rise in population in 11 of 16 cities expected to continue as rising temperatures make it easier for the animals to breed, say researchers

  3. Green Field Reporter

    Rats! More rodents are infesting cities as scientists say warmer temperatures mean more rat babies - The Daily Reporter (opens Green Field Reporter)

    Published

    Green Field Reporter's feed description

    WASHINGTON (AP) — Rat infestation in many world cities appears to be soaring, especially in Washington, and a new study blames climate change, urbanization and other human actions. A first-of-its-kind examination of trends and reasons in hard-to-count rat populations uses rat sighting reports in 16 …

  4. Gizmodo

    Rising Temperatures Are Turbocharging City Rat Populations, Scientists Warn (opens Gizmodo)

    Published

    Gizmodo's feed description

    A new study of cities across the globe has found a link between climate change and larger increases in the urban rat population.

  5. Science News

    Hotter cities? Here come the rats (opens Science News)

    Published

    Science News's feed description

    Well, rats. A study of 16 cities shows that higher ambient temperatures and loss of green space are associated with increasing rodent complaints.

  6. Grist

    Oh, great: Rat populations are surging as cities heat up (opens Grist)

    Published

    Grist's feed description

    Simmering urban temperatures are bad for humans. It's another story for rats, according to new research -- especially in Washington, D.C.

  7. New York Post

    More rodents are infesting cities as scientists say warmer temperatures mean more rat babies (opens New York Post)

    Published

    New York Post's feed description

    Rat infestation in many world cities appears to be soaring.

  8. NPR

    Rats! Climate change is helping increase their populations in cities (opens NPR)

    Published

    NPR's feed description

    Winters are getting warmer and shorter as the climate changes. That's helping rat populations grow in several U.S. cities.

  9. WTOP Washington DC

    Rat populations spike in cities due to warming temperatures, study says (opens WTOP Washington DC)

    Published

    WTOP Washington DC's feed description

    Urban dwellers in Washington D.C., San Francisco, Toronto, New York City, and Amsterdam might have seen rats scurrying across their cities — and they’re not imagining an influx.

  10. CBS News

    Oh rats! Rat populations spike in cities due to warming temperatures, study says (opens CBS News)

    Published

    CBS News's feed description

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

Identical headlines usually mean shared wire copy. They are counted as separate articles but are not independent confirmation.

Rat populations spike in cities due to warming temperatures, study says | Since Then