Zeppelins might be slow, but their comeback could move the needle on green aviation

In the race to cut aviation emissions, a handful of startups are betting on modern-day zeppelins to revive air travel’s slow, scenic, and sustainable past.

Nicolás Rivero reports for The Washington Post.


In short:

  • New zeppelin prototypes use helium and hybrid engines to reduce fuel use and slash emissions by up to 90%, though none are yet flight-certified.
  • Companies like LTA Research, Hybrid Air Vehicles, and Flying Whales are backed by tech billionaires and governments, aiming to serve cargo and tourism markets with massive airships.
  • Airships could fill a transportation niche between costly, fast air travel and slow, fuel-guzzling trucks — especially for bulky freight and remote destinations.

Key quote:

“We don’t need cargo jets. There’s very little trade that needs to go that fast. They’re the most polluting form of air transport, and that’s what airships should replace.”

— Barry Prentice, professor of supply chain management, University of Manitoba

Why this matters:

Some tech-world visionaries are betting big on airships as aviation’s unlikely green comeback story. Airships could serve places jets don’t reach and roads can’t handle, delivering turbines to mountaintop wind farms or tourists to hard-to-reach eco-resorts. They move slower, but with climate change bearing down and global freight demand exploding, slow might be the new smart. If they can get off the ground commercially, they might help decarbonize shipping and offer greener travel experiences.

Electrical transmission lines against a rainbow-colored sky

Trump has spent billions on energy. An electricity boom has yet to materialize

The administration has allocated $2.7 billion to stymie wind and solar, while backing fossil fuels and nuclear.
Three people, with only hands visible toasting with bottles of Coca Cola

How companies have abandoned their climate goals and let themselves off the hook

Big business made big promises about saving the planet. Following through hasn’t been easy.
An aerial view of a home that has been damaged by a hurricane

Feds increasingly leave local governments hanging when climate disasters hit, report finds

The U.S. federal government is increasingly failing to provide local communities assistance after climate change fueled disasters.

School children march for science with sign on backpack reading "Listen to the Science!"

As climate extremes collide, attribution science evolves

A National Academy of Sciences report on extreme climate event attribution confronts political climate denialism with scientific evidence.
Wall-mounted home battery storage system

New Jersey law will let data centers pay for home energy upgrades

In a first, the state could speed up data centers’ grid connection if they bankroll energy-saving residential tech like heat pumps and batteries.
A view of a farm field being harvested by two farm tractors

Interactive map predicts climate-driven farm decline by end of century

A team in Barcelona has developed a platform that forecasts how much farmland will lose productivity to climate change by 2100.

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.