Brazil tackles Amazon drought with dredging effort

Brazil plans to dredge parts of the Amazon River as ongoing drought, driven by climate change, dries up key sections, disrupting transport of goods and people in remote areas.

Ana Ionova reports for The New York Times.


In short:

  • The Amazon River, strained by back-to-back droughts, is seeing record-low water levels, with parts of key tributaries reduced to shallow pools.
  • Brazil is launching a dredging plan to deepen sections of the river, aiming to keep transportation flowing, especially for remote communities relying on the river for food, water and medicine.
  • Scientists warn the dredging could harm aquatic ecosystems by disturbing sediments, potentially releasing toxins like mercury into the water.

Key quote:

“The decision to dredge meets a need for communities, for mankind. But, from an environmental point of view, it is very reckless.”

— Adalberto Luis Val, biologist at the Brazilian Institute for Research of the Amazon.

Why this matters:

The Amazon River is a critical lifeline for isolated communities, but as climate change intensifies droughts, traditional solutions may exacerbate environmental damage. The balance between short-term relief and long-term ecological harm needs careful consideration.

Aerial view of several rows of solar panels in a green field

COP31 host Türkiye is home to one of Europe's largest solar farms. Why can’t it kick coal?

As Türkiye prepares to host the UN climate summit, one critic describes the country's climate targets and policies as “critically insufficient”.
A yellow skid-steer loader in front of destroyed homes on January 13, 2013 in Lavallette, New Jersey in the aftermath of Hurricane Sandy
Credit: Glynnis Jones/BigStock Photo ID: 41233060

Disaster-prone communities face cuts and slowdowns in federal help

The Trump administration is scaling back or stalling investments that help vulnerable places harden themselves to rising flood and fire threats.
A view of a large ocean wave breaking

Why the blue wave brings new hope for clean energy

While affordability and inflation were top of mind for voters, midterm results will also affect climate policy at virtually every level of government.

A group of red and blue stickers with "VOTE" and "VOTE TODAY" on them

What experts think the Democratic blue wave will mean for climate action

With a new majority in the House and Senate, here's what climate experts think Democrats will prioritize.
A view of a cellphone with the Meta logo on it with the facebook logo on the wall behind it

Oil companies spent over $2M on Meta ads in the lead-up to the midterms

A look at Meta’s social issues advertising database shows that Shell, Exxon, and Chevron have long outspent environmental groups.

A view from Portland, Oregon of a bridge with a big mountain in the background

Oregon judge allows Multnomah County climate lawsuit against fossil fuel giants to advance

Gas companies sought to have the climate case dismissed, saying state governments don't have the power to regulate their interstate pollution.
View of Tetiaroa from the lagoon on a cruise ship French Polynesia
Credit: Piccola/BigStock Photo ID: 195061267

How Marlon Brando’s private island inspired a plan to suck carbon pollution from the air

A pristine atoll in the Pacific Ocean is the birthplace of a technology that could help solve a problem created far beyond its sandy shores.

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.