Weather

Mark Lennihan/AP

Ride-Hailing Makes Any Snow Crisis Worse

Uber, Lyft, and delivery-on-demand apps put unnecessary drivers on the road during winter weather—and we all end up paying for it.

Wilson Center, Environmental Change and Security program/flickr

At the EPA, It's the End of an Era

Until he resigned, Mustafa Ali was the EPA’s most senior official on environmental and climate justice.

Photos
Frank J. Aleksandrowicz/NARA

What Cities Looked Like Before the EPA

Whatever happens to the Environmental Protection Agency, it has a clear legacy in cities.

Mike Hutchings/Reuters

This Month in Urbanism: March 2017

A sampling of city-focused events around the world. This month: bikes, land, water and mayors.

City of San Diego

The Key to San Diego's Water Independence: Sewage

The city’s ambitious Pure Water project aims to combat drought and harsh economics with reclaimed wastewater. But first, the public will have to get used to the idea.

Blair Sampson/USDA

What's Behind San Francisco's Plague of Flies?

A brief history of the California city’s hopeless battle against invasive insects.

Maps
NYPL

When Lager Reigned

1880s Manhattan was a beery paradise, according to a teetotaling cartographer.

M.B. Tekman et al

Humanity's Garbage Keeps Piling Up in the Arctic Ocean

Less ice and more shipping traffic has left the seafloor looking like the side of a New Jersey highway.

Videos
Ricardo Perez-Solero Llosa

Phnom Penh's Canal of Unpleasant Fragrances

As the Cambodian capital’s least-majestic waterway, the infamous “Shit Canal” is descended from greater architectural marvels intended to re-engineer the landscape.

CityFixer
Flickr/Marcin Wichary

Louisville's Faith-Based Plan to Fight Urban Heat

In the country’s fastest-warming urban heat island, places of worship are banding together to cool down.

Environment and Behavior

To Cut Car Pollution, Ask Drivers to 'Think of Yourself'

Researchers tested different road signs to prevent drivers from idling their engines. “Big Brother” eyes helped, but a simple appeal to the “private self” did even more.

NASA/Joshua Stevens

How Industry Can Create Snow

Credit the “Wegener-Bergeron process” for making this rare blotch of human-induced snow.

Don Ryan/AP

Portland's Wintry Salt Dilemma

An unusually severe winter is forcing the city to reconsider its decades-long policy of shunning salt on icy roads.

Mike Blake/Reuters

Will Jobs in Solar Energy Keep Growing?

The solar workforce has been expanding fast, and a shift in federal policy probably won’t change that.

SFMTA

Remembering San Francisco's Ornate 'Funeral Streetcars'

When the city banned burials, it turned to the “Cemeteries line” to ferry the dead out to the ‘burbs.

Kieran Doherty/Reuters

London's Dangerous Non-Response to Extreme Pollution

As residents breathe in the worst air in decades, the city is taking almost no meaningful action. To clear things up, officials should follow the examples of Paris, Madrid, and other European cities.

Coast Guard/USDA

The Huge Costs of Weather Damage in 2016

Climate change, population growth, and infrastructure are all contributing to the rise in billion-dollar disasters in the U.S., according to NOAA.

REUTERS/Jason Lee

The Link Between Road Pollution and Dementia Just Got Stronger

A new study finds elevated risks for people who live near busy streets and highways.