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.

A group of young schoolchildren sitting around a table

Some Ontario students can’t escape extreme heat

Children are especially vulnerable to extreme heat. Some students in Ontario's Peel Region may have little relief when both their schools and homes are difficult to cool.

Protesters carrying a large sign in the shape of the Earth

Global warming will breach the 1.5 degree celsius limit. Now what?

As global temperature increase shoots past 1.5 degrees Celsius, the vulnerable countries that fought for that Paris Agreement target face a brutal new reality.
A cleared forest with trees in the background

Biomass power surge in Indonesia threatens tropical forests

Expanding deforestation in Indonesia caused by the country’s wood pellet and chip industry is putting further pressure on tropical forests, Key Biodiversity Areas, and Indigenous territories in the archipelago.

A selection of house plants under a tent

America’s houseplants come at a steep price for greenhouse workers

The people who grow houseplants aren't often thought of as agricultural workers, but they face many of the same hardships — especially in extreme heat.
A woman drinking water out of a glass

Jet fuel in the water

This week, co-host Jake Bolster and reporters Marianne Lavelle and Liza Gross discuss the polluting power of fossil fuels and how they are harming two communities in very different ways.
An aerial view of a residential area in Hawaii with inlets and a marina

Battered by storms, Hawai‘i communities search for more resilient solutions

“It’s a sign of the times,” Maui County Council Member Tamara Paltin said. “Everything is kind of cyclical, but I think the Earth is going through just a transition. It’s always changing, but this change is just harder for our built environments and humans to deal with.”

A burning tree trunk laying on ash with smoke behind it

Prince William warns ‘inch-by-inch’ action to stop climate change is not enough

‘Devastating’ UK forest fires show urgent action is needed by 2030 to save the planet, he says
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.