Study links climate-driven extreme weather to rising migration between US and Mexico

Extreme weather tied to climate change is driving more undocumented migration between Mexico and the U.S. as droughts, heat, and storms threaten livelihoods in Mexico’s agricultural regions, according to new research.

Dorany Pineda reports for The Associated Press.


In short:

  • The study found that people in Mexico’s rural communities are more likely to migrate to the U.S. when drought or extreme weather events disrupt their agricultural income.
  • Migrants often remain in the U.S. longer when drought persists, especially those from communities with established migration histories.
  • Climate change effects are expected to intensify, potentially increasing migration from regions already vulnerable to extreme weather.

Key quote:

Migration “is not a decision that people take up lightly ... and yet they’re being forced to make it more, and they’re being forced to stay longer in the United States."

— Filiz Garip, Princeton University

Why this matters:

As climate change worsens extreme weather, vulnerable populations in regions like rural Mexico may face limited options for sustaining their livelihoods. Understanding climate-induced migration patterns can inform more equitable policies that address root causes rather than focusing solely on border security.

Related: Extreme weather threatens global food security

A man in an orange safety vest looking at a deforested section of a hillside

‘Planetary boundaries’ necessary for flourishing of life have been massively breached, scientists warn

The planetary life support systems relied upon by humans have deteriorated to their worst levels ever recorded amid ongoing pollution and habitat destruction, according to a key yet grim annual update by scientists.

Workman installing solar panels on a residential roof

Rhode Island judge reverses Trump administration’s cancellation of $7B solar grant program

Rhode Island District Court Judge Mary S. McElroy ruled federal administrators broke the law when they canceled a $7 billion solar energy grant program after awards had already been given to recipients nationwide.

Sheep and solar energy photovoltaic panels against a sunny sky. Agrivoltaics in action.
Credit: Kletr/BigStock Photo ID: 22316246

Minnesota project shows promise of mixing farming, solar power

Winifred Sylvah picked a handful of plump cucumbers on a cold, wet September morning as raindrops trickled off rows of solar panels in the background.
A government building in a downtown area with a tall building in the background

How to stick up for renewable energy projects near you

Showing up at local government hearings to support a proposed wind, solar, or battery project could be the most effective climate action you ever take.
A woman in a face mask walking along a tree-lined street with a cup of coffee

Dirty air is killing Europeans and costing trillions. These cities prove change is possible

From London's ULEZ to Sofia's clean air zone, European cities are proving that cleaner air is achievable — but there's still a lot of work to do.

From our Newsroom
Multiple Houston-area oil and gas facilities that have violated pollution laws are seeking permit renewals

Multiple Houston-area oil and gas facilities that have violated pollution laws are seeking permit renewals

One facility has emitted cancer-causing chemicals into waterways at levels up to 520% higher than legal limits.

Regulators are underestimating health impacts from air pollution: Study

Regulators are underestimating health impacts from air pollution: Study

"The reality is, we are not exposed to one chemical at a time.”

Pennsylvania governor Josh Shapiro speaks with the state flag and American flag behind him.

Two years into his term, has Gov. Shapiro kept his promises to regulate Pennsylvania’s fracking industry?

A new report assesses the administration’s progress and makes new recommendations

silhouette of people holding hands by a lake at sunset

An open letter from EPA staff to the American public

“We cannot stand by and allow this to happen. We need to hold this administration accountable.”

wildfire retardants being sprayed by plane

New evidence links heavy metal pollution with wildfire retardants

“The chemical black box” that blankets wildfire-impacted areas is increasingly under scrutiny.

Stay informed: sign up for The Daily Climate newsletter
Top news on climate impacts, solutions, politics, drivers. Delivered to your inbox week days.